diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
| commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
| tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /misc/cgo/test | |
| parent | Initial commit. (diff) | |
| download | golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip | |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'misc/cgo/test')
124 files changed, 7838 insertions, 0 deletions
diff --git a/misc/cgo/test/backdoor.go b/misc/cgo/test/backdoor.go new file mode 100644 index 0000000..6fb33d6 --- /dev/null +++ b/misc/cgo/test/backdoor.go @@ -0,0 +1,11 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import _ "unsafe" + +//go:linkname lockedOSThread runtime.lockedOSThread +//extern runtime_lockedOSThread +func lockedOSThread() bool diff --git a/misc/cgo/test/buildid_linux.go b/misc/cgo/test/buildid_linux.go new file mode 100644 index 0000000..84d3edb --- /dev/null +++ b/misc/cgo/test/buildid_linux.go @@ -0,0 +1,78 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +// Test that we have no more than one build ID. In the past we used +// to generate a separate build ID for each package using cgo, and the +// linker concatenated them all. We don't want that--we only want +// one. + +import ( + "bytes" + "debug/elf" + "os" + "testing" +) + +func testBuildID(t *testing.T) { + f, err := elf.Open("/proc/self/exe") + if err != nil { + if os.IsNotExist(err) { + t.Skip("no /proc/self/exe") + } + t.Fatal("opening /proc/self/exe: ", err) + } + defer f.Close() + + c := 0 +sections: + for i, s := range f.Sections { + if s.Type != elf.SHT_NOTE { + continue + } + + d, err := s.Data() + if err != nil { + t.Logf("reading data of note section %d: %v", i, err) + continue + } + + for len(d) > 0 { + + // ELF standards differ as to the sizes in + // note sections. Both the GNU linker and + // gold always generate 32-bit sizes, so that + // is what we assume here. + + if len(d) < 12 { + t.Logf("note section %d too short (%d < 12)", i, len(d)) + continue sections + } + + namesz := f.ByteOrder.Uint32(d) + descsz := f.ByteOrder.Uint32(d[4:]) + typ := f.ByteOrder.Uint32(d[8:]) + + an := (namesz + 3) &^ 3 + ad := (descsz + 3) &^ 3 + + if int(12+an+ad) > len(d) { + t.Logf("note section %d too short for header (%d < 12 + align(%d,4) + align(%d,4))", i, len(d), namesz, descsz) + continue sections + } + + // 3 == NT_GNU_BUILD_ID + if typ == 3 && namesz == 4 && bytes.Equal(d[12:16], []byte("GNU\000")) { + c++ + } + + d = d[12+an+ad:] + } + } + + if c > 1 { + t.Errorf("found %d build ID notes", c) + } +} diff --git a/misc/cgo/test/callback.go b/misc/cgo/test/callback.go new file mode 100644 index 0000000..08dd9b3 --- /dev/null +++ b/misc/cgo/test/callback.go @@ -0,0 +1,1782 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +/* +void callback(void *f); +void callGoFoo(void); +void callGoStackCheck(void); +void callPanic(void); +int callGoReturnVal(void); +int returnAfterGrow(void); +int returnAfterGrowFromGo(void); +void callGoWithString(void); +*/ +import "C" + +import ( + "path" + "runtime" + "strings" + "sync" + "testing" + "unsafe" +) + +// Pass a func value from nestedCall to goCallback using an integer token. +var callbackMutex sync.Mutex +var callbackToken int +var callbackFuncs = make(map[int]func()) + +// nestedCall calls into C, back into Go, and finally to f. +func nestedCall(f func()) { + // callback(x) calls goCallback(x) + callbackMutex.Lock() + callbackToken++ + i := callbackToken + callbackFuncs[i] = f + callbackMutex.Unlock() + + // Pass the address of i because the C function was written to + // take a pointer. We could pass an int if we felt like + // rewriting the C code. + C.callback(unsafe.Pointer(&i)) + + callbackMutex.Lock() + delete(callbackFuncs, i) + callbackMutex.Unlock() +} + +//export goCallback +func goCallback(p unsafe.Pointer) { + i := *(*int)(p) + + callbackMutex.Lock() + f := callbackFuncs[i] + callbackMutex.Unlock() + + if f == nil { + panic("missing callback function") + } + f() +} + +func testCallback(t *testing.T) { + var x = false + nestedCall(func() { x = true }) + if !x { + t.Fatal("nestedCall did not call func") + } +} + +func testCallbackGC(t *testing.T) { + nestedCall(runtime.GC) +} + +func testCallbackPanic(t *testing.T) { + // Make sure panic during callback unwinds properly. + if lockedOSThread() { + t.Fatal("locked OS thread on entry to TestCallbackPanic") + } + defer func() { + s := recover() + if s == nil { + t.Fatal("did not panic") + } + if s.(string) != "callback panic" { + t.Fatal("wrong panic:", s) + } + if lockedOSThread() { + t.Fatal("locked OS thread on exit from TestCallbackPanic") + } + }() + nestedCall(func() { panic("callback panic") }) + panic("nestedCall returned") +} + +func testCallbackPanicLoop(t *testing.T) { + // Make sure we don't blow out m->g0 stack. + for i := 0; i < 100000; i++ { + testCallbackPanic(t) + } +} + +func testCallbackPanicLocked(t *testing.T) { + runtime.LockOSThread() + defer runtime.UnlockOSThread() + + if !lockedOSThread() { + t.Fatal("runtime.LockOSThread didn't") + } + defer func() { + s := recover() + if s == nil { + t.Fatal("did not panic") + } + if s.(string) != "callback panic" { + t.Fatal("wrong panic:", s) + } + if !lockedOSThread() { + t.Fatal("lost lock on OS thread after panic") + } + }() + nestedCall(func() { panic("callback panic") }) + panic("nestedCall returned") +} + +// Callback with zero arguments used to make the stack misaligned, +// which broke the garbage collector and other things. +func testZeroArgCallback(t *testing.T) { + defer func() { + s := recover() + if s != nil { + t.Fatal("panic during callback:", s) + } + }() + C.callGoFoo() +} + +//export goFoo +func goFoo() { + x := 1 + for i := 0; i < 10000; i++ { + // variadic call mallocs + writes to + variadic(x, x, x) + if x != 1 { + panic("bad x") + } + } +} + +func variadic(x ...interface{}) {} + +func testBlocking(t *testing.T) { + c := make(chan int) + go func() { + for i := 0; i < 10; i++ { + c <- <-c + } + }() + nestedCall(func() { + for i := 0; i < 10; i++ { + c <- i + if j := <-c; j != i { + t.Errorf("out of sync %d != %d", j, i) + } + } + }) +} + +// Test that the stack can be unwound through a call out and call back +// into Go. +func testCallbackCallers(t *testing.T) { + if runtime.Compiler != "gc" { + // The exact function names are not going to be the same. + t.Skip("skipping for non-gc toolchain") + } + pc := make([]uintptr, 100) + n := 0 + name := []string{ + "runtime.cgocallbackg1", + "runtime.cgocallbackg", + "runtime.cgocallback", + "runtime.systemstack_switch", + "runtime.cgocall", + "test._Cfunc_callback", + "test.nestedCall.func1", + "test.nestedCall", + "test.testCallbackCallers", + "test.TestCallbackCallers", + "testing.tRunner", + "runtime.goexit", + } + nestedCall(func() { + n = runtime.Callers(4, pc) + }) + if n != len(name) { + t.Errorf("expected %d frames, got %d", len(name), n) + } + for i := 0; i < n; i++ { + f := runtime.FuncForPC(pc[i] - 1) // TODO: use runtime.CallersFrames + if f == nil { + t.Fatalf("expected non-nil Func for pc %d", pc[i]) + } + fname := f.Name() + // Remove the prepended pathname from automatically + // generated cgo function names. + if strings.HasPrefix(fname, "_") { + fname = path.Base(f.Name()[1:]) + } + // In module mode, this package has a fully-qualified import path. + // Remove it if present. + fname = strings.TrimPrefix(fname, "misc/cgo/") + + namei := "" + if i < len(name) { + namei = name[i] + } + if fname != namei { + t.Errorf("stk[%d] = %q, want %q", i, fname, namei) + } + } +} + +func testPanicFromC(t *testing.T) { + defer func() { + r := recover() + if r == nil { + t.Fatal("did not panic") + } + if r.(string) != "panic from C" { + t.Fatal("wrong panic:", r) + } + }() + C.callPanic() +} + +// Test that C code can return a value if it calls a Go function that +// causes a stack copy. +func testReturnAfterGrow(t *testing.T) { + // Use a new goroutine so that we get a small stack. + c := make(chan int) + go func() { + c <- int(C.returnAfterGrow()) + }() + if got, want := <-c, 123456; got != want { + t.Errorf("got %d want %d", got, want) + } +} + +// Test that we can return a value from Go->C->Go if the Go code +// causes a stack copy. +func testReturnAfterGrowFromGo(t *testing.T) { + // Use a new goroutine so that we get a small stack. + c := make(chan int) + go func() { + c <- int(C.returnAfterGrowFromGo()) + }() + if got, want := <-c, 129*128/2; got != want { + t.Errorf("got %d want %d", got, want) + } +} + +//export goReturnVal +func goReturnVal() (r C.int) { + // Force a stack copy. + var f func(int) int + f = func(i int) int { + var buf [256]byte + use(buf[:]) + if i == 0 { + return 0 + } + return i + f(i-1) + } + r = C.int(f(128)) + return +} + +// Test that C can pass in a Go string from a string constant. +func testCallGoWithString(t *testing.T) { + C.callGoWithString() + want := "string passed from C to Go" + if stringFromGo != want { + t.Errorf("string passed through C is %s, want %s", stringFromGo, want) + } +} + +var stringFromGo string + +//export goWithString +func goWithString(s string) { + stringFromGo = s +} + +func testCallbackStack(t *testing.T) { + // Make cgo call and callback with different amount of stack available. + // We do not do any explicit checks, just ensure that it does not crash. + for _, f := range splitTests { + f() + } +} + +//export goStackCheck +func goStackCheck() { + // use some stack memory to trigger split stack check + var buf [256]byte + use(buf[:]) +} + +var Used byte + +func use(buf []byte) { + for _, c := range buf { + Used += c + } +} + +var splitTests = []func(){ + // Edit .+1,/^}/-1|seq 4 4 5000 | sed 's/.*/ stack&,/' | fmt + stack4, stack8, stack12, stack16, stack20, stack24, stack28, + stack32, stack36, stack40, stack44, stack48, stack52, stack56, + stack60, stack64, stack68, stack72, stack76, stack80, stack84, + stack88, stack92, stack96, stack100, stack104, stack108, stack112, + stack116, stack120, stack124, stack128, stack132, stack136, + stack140, stack144, stack148, stack152, stack156, stack160, + stack164, stack168, stack172, stack176, stack180, stack184, + stack188, stack192, stack196, stack200, stack204, stack208, + stack212, stack216, stack220, stack224, stack228, stack232, + stack236, stack240, stack244, stack248, stack252, stack256, + stack260, stack264, stack268, stack272, stack276, stack280, + stack284, stack288, stack292, stack296, stack300, stack304, + stack308, stack312, stack316, stack320, stack324, stack328, + stack332, stack336, stack340, stack344, stack348, stack352, + stack356, stack360, stack364, stack368, stack372, stack376, + stack380, stack384, stack388, stack392, stack396, stack400, + stack404, stack408, stack412, stack416, stack420, stack424, + stack428, stack432, stack436, stack440, stack444, stack448, + stack452, stack456, stack460, stack464, stack468, stack472, + stack476, stack480, stack484, stack488, stack492, stack496, + stack500, stack504, stack508, stack512, stack516, stack520, + stack524, stack528, stack532, stack536, stack540, stack544, + stack548, stack552, stack556, stack560, stack564, stack568, + stack572, stack576, stack580, stack584, stack588, stack592, + stack596, stack600, stack604, stack608, stack612, stack616, + stack620, stack624, stack628, stack632, stack636, stack640, + stack644, stack648, stack652, stack656, stack660, stack664, + stack668, stack672, stack676, stack680, stack684, stack688, + stack692, stack696, stack700, stack704, stack708, stack712, + stack716, stack720, stack724, stack728, stack732, stack736, + stack740, stack744, stack748, stack752, stack756, stack760, + stack764, stack768, stack772, stack776, stack780, stack784, + stack788, stack792, stack796, stack800, stack804, stack808, + stack812, stack816, stack820, stack824, stack828, stack832, + stack836, stack840, stack844, stack848, stack852, stack856, + stack860, stack864, stack868, stack872, stack876, stack880, + stack884, stack888, stack892, stack896, stack900, stack904, + stack908, stack912, stack916, stack920, stack924, stack928, + stack932, stack936, stack940, stack944, stack948, stack952, + stack956, stack960, stack964, stack968, stack972, stack976, + stack980, stack984, stack988, stack992, stack996, stack1000, + stack1004, stack1008, stack1012, stack1016, stack1020, stack1024, + stack1028, stack1032, stack1036, stack1040, stack1044, stack1048, + stack1052, stack1056, stack1060, stack1064, stack1068, stack1072, + stack1076, stack1080, stack1084, stack1088, stack1092, stack1096, + stack1100, stack1104, stack1108, stack1112, stack1116, stack1120, + stack1124, stack1128, stack1132, stack1136, stack1140, stack1144, + stack1148, stack1152, stack1156, stack1160, stack1164, stack1168, + stack1172, stack1176, stack1180, stack1184, stack1188, stack1192, + stack1196, stack1200, stack1204, stack1208, stack1212, stack1216, + stack1220, stack1224, stack1228, stack1232, stack1236, stack1240, + stack1244, stack1248, stack1252, stack1256, stack1260, stack1264, + stack1268, stack1272, stack1276, stack1280, stack1284, stack1288, + stack1292, stack1296, stack1300, stack1304, stack1308, stack1312, + stack1316, stack1320, stack1324, stack1328, stack1332, stack1336, + stack1340, stack1344, stack1348, stack1352, stack1356, stack1360, + stack1364, stack1368, stack1372, stack1376, stack1380, stack1384, + stack1388, stack1392, stack1396, stack1400, stack1404, stack1408, + stack1412, stack1416, stack1420, stack1424, stack1428, stack1432, + stack1436, stack1440, stack1444, stack1448, stack1452, stack1456, + stack1460, stack1464, stack1468, stack1472, stack1476, stack1480, + stack1484, stack1488, stack1492, stack1496, stack1500, stack1504, + stack1508, stack1512, stack1516, stack1520, stack1524, stack1528, + stack1532, stack1536, stack1540, stack1544, stack1548, stack1552, + stack1556, stack1560, stack1564, stack1568, stack1572, stack1576, + stack1580, stack1584, stack1588, stack1592, stack1596, stack1600, + stack1604, stack1608, stack1612, stack1616, stack1620, stack1624, + stack1628, stack1632, stack1636, stack1640, stack1644, stack1648, + stack1652, stack1656, stack1660, stack1664, stack1668, stack1672, + stack1676, stack1680, stack1684, stack1688, stack1692, stack1696, + stack1700, stack1704, stack1708, stack1712, stack1716, stack1720, + stack1724, stack1728, stack1732, stack1736, stack1740, stack1744, + stack1748, stack1752, stack1756, stack1760, stack1764, stack1768, + stack1772, stack1776, stack1780, stack1784, stack1788, stack1792, + stack1796, stack1800, stack1804, stack1808, stack1812, stack1816, + stack1820, stack1824, stack1828, stack1832, stack1836, stack1840, + stack1844, stack1848, stack1852, stack1856, stack1860, stack1864, + stack1868, stack1872, stack1876, stack1880, stack1884, stack1888, + stack1892, stack1896, stack1900, stack1904, stack1908, stack1912, + stack1916, stack1920, stack1924, stack1928, stack1932, stack1936, + stack1940, stack1944, stack1948, stack1952, stack1956, stack1960, + stack1964, stack1968, stack1972, stack1976, stack1980, stack1984, + stack1988, stack1992, stack1996, stack2000, stack2004, stack2008, + stack2012, stack2016, stack2020, stack2024, stack2028, stack2032, + stack2036, stack2040, stack2044, stack2048, stack2052, stack2056, + stack2060, stack2064, stack2068, stack2072, stack2076, stack2080, + stack2084, stack2088, stack2092, stack2096, stack2100, stack2104, + stack2108, stack2112, stack2116, stack2120, stack2124, stack2128, + stack2132, stack2136, stack2140, stack2144, stack2148, stack2152, + stack2156, stack2160, stack2164, stack2168, stack2172, stack2176, + stack2180, stack2184, stack2188, stack2192, stack2196, stack2200, + stack2204, stack2208, stack2212, stack2216, stack2220, stack2224, + stack2228, stack2232, stack2236, stack2240, stack2244, stack2248, + stack2252, stack2256, stack2260, stack2264, stack2268, stack2272, + stack2276, stack2280, stack2284, stack2288, stack2292, stack2296, + stack2300, stack2304, stack2308, stack2312, stack2316, stack2320, + stack2324, stack2328, stack2332, stack2336, stack2340, stack2344, + stack2348, stack2352, stack2356, stack2360, stack2364, stack2368, + stack2372, stack2376, stack2380, stack2384, stack2388, stack2392, + stack2396, stack2400, stack2404, stack2408, stack2412, stack2416, + stack2420, stack2424, stack2428, stack2432, stack2436, stack2440, + stack2444, stack2448, stack2452, stack2456, stack2460, stack2464, + stack2468, stack2472, stack2476, stack2480, stack2484, stack2488, + stack2492, stack2496, stack2500, stack2504, stack2508, stack2512, + stack2516, stack2520, stack2524, stack2528, stack2532, stack2536, + stack2540, stack2544, stack2548, stack2552, stack2556, stack2560, + stack2564, stack2568, stack2572, stack2576, stack2580, stack2584, + stack2588, stack2592, stack2596, stack2600, stack2604, stack2608, + stack2612, stack2616, stack2620, stack2624, stack2628, stack2632, + stack2636, stack2640, stack2644, stack2648, stack2652, stack2656, + stack2660, stack2664, stack2668, stack2672, stack2676, stack2680, + stack2684, stack2688, stack2692, stack2696, stack2700, stack2704, + stack2708, stack2712, stack2716, stack2720, stack2724, stack2728, + stack2732, stack2736, stack2740, stack2744, stack2748, stack2752, + stack2756, stack2760, stack2764, stack2768, stack2772, stack2776, + stack2780, stack2784, stack2788, stack2792, stack2796, stack2800, + stack2804, stack2808, stack2812, stack2816, stack2820, stack2824, + stack2828, stack2832, stack2836, stack2840, stack2844, stack2848, + stack2852, stack2856, stack2860, stack2864, stack2868, stack2872, + stack2876, stack2880, stack2884, stack2888, stack2892, stack2896, + stack2900, stack2904, stack2908, stack2912, stack2916, stack2920, + stack2924, stack2928, stack2932, stack2936, stack2940, stack2944, + stack2948, stack2952, stack2956, stack2960, stack2964, stack2968, + stack2972, stack2976, stack2980, stack2984, stack2988, stack2992, + stack2996, stack3000, stack3004, stack3008, stack3012, stack3016, + stack3020, stack3024, stack3028, stack3032, stack3036, stack3040, + stack3044, stack3048, stack3052, stack3056, stack3060, stack3064, + stack3068, stack3072, stack3076, stack3080, stack3084, stack3088, + stack3092, stack3096, stack3100, stack3104, stack3108, stack3112, + stack3116, stack3120, stack3124, stack3128, stack3132, stack3136, + stack3140, stack3144, stack3148, stack3152, stack3156, stack3160, + stack3164, stack3168, stack3172, stack3176, stack3180, stack3184, + stack3188, stack3192, stack3196, stack3200, stack3204, stack3208, + stack3212, stack3216, stack3220, stack3224, stack3228, stack3232, + stack3236, stack3240, stack3244, stack3248, stack3252, stack3256, + stack3260, stack3264, stack3268, stack3272, stack3276, stack3280, + stack3284, stack3288, stack3292, stack3296, stack3300, stack3304, + stack3308, stack3312, stack3316, stack3320, stack3324, stack3328, + stack3332, stack3336, stack3340, stack3344, stack3348, stack3352, + stack3356, stack3360, stack3364, stack3368, stack3372, stack3376, + stack3380, stack3384, stack3388, stack3392, stack3396, stack3400, + stack3404, stack3408, stack3412, stack3416, stack3420, stack3424, + stack3428, stack3432, stack3436, stack3440, stack3444, stack3448, + stack3452, stack3456, stack3460, stack3464, stack3468, stack3472, + stack3476, stack3480, stack3484, stack3488, stack3492, stack3496, + stack3500, stack3504, stack3508, stack3512, stack3516, stack3520, + stack3524, stack3528, stack3532, stack3536, stack3540, stack3544, + stack3548, stack3552, stack3556, stack3560, stack3564, stack3568, + stack3572, stack3576, stack3580, stack3584, stack3588, stack3592, + stack3596, stack3600, stack3604, stack3608, stack3612, stack3616, + stack3620, stack3624, stack3628, stack3632, stack3636, stack3640, + stack3644, stack3648, stack3652, stack3656, stack3660, stack3664, + stack3668, stack3672, stack3676, stack3680, stack3684, stack3688, + stack3692, stack3696, stack3700, stack3704, stack3708, stack3712, + stack3716, stack3720, stack3724, stack3728, stack3732, stack3736, + stack3740, stack3744, stack3748, stack3752, stack3756, stack3760, + stack3764, stack3768, stack3772, stack3776, stack3780, stack3784, + stack3788, stack3792, stack3796, stack3800, stack3804, stack3808, + stack3812, stack3816, stack3820, stack3824, stack3828, stack3832, + stack3836, stack3840, stack3844, stack3848, stack3852, stack3856, + stack3860, stack3864, stack3868, stack3872, stack3876, stack3880, + stack3884, stack3888, stack3892, stack3896, stack3900, stack3904, + stack3908, stack3912, stack3916, stack3920, stack3924, stack3928, + stack3932, stack3936, stack3940, stack3944, stack3948, stack3952, + stack3956, stack3960, stack3964, stack3968, stack3972, stack3976, + stack3980, stack3984, stack3988, stack3992, stack3996, stack4000, + stack4004, stack4008, stack4012, stack4016, stack4020, stack4024, + stack4028, stack4032, stack4036, stack4040, stack4044, stack4048, + stack4052, stack4056, stack4060, stack4064, stack4068, stack4072, + stack4076, stack4080, stack4084, stack4088, stack4092, stack4096, + stack4100, stack4104, stack4108, stack4112, stack4116, stack4120, + stack4124, stack4128, stack4132, stack4136, stack4140, stack4144, + stack4148, stack4152, stack4156, stack4160, stack4164, stack4168, + stack4172, stack4176, stack4180, stack4184, stack4188, stack4192, + stack4196, stack4200, stack4204, stack4208, stack4212, stack4216, + stack4220, stack4224, stack4228, stack4232, stack4236, stack4240, + stack4244, stack4248, stack4252, stack4256, stack4260, stack4264, + stack4268, stack4272, stack4276, stack4280, stack4284, stack4288, + stack4292, stack4296, stack4300, stack4304, stack4308, stack4312, + stack4316, stack4320, stack4324, stack4328, stack4332, stack4336, + stack4340, stack4344, stack4348, stack4352, stack4356, stack4360, + stack4364, stack4368, stack4372, stack4376, stack4380, stack4384, + stack4388, stack4392, stack4396, stack4400, stack4404, stack4408, + stack4412, stack4416, stack4420, stack4424, stack4428, stack4432, + stack4436, stack4440, stack4444, stack4448, stack4452, stack4456, + stack4460, stack4464, stack4468, stack4472, stack4476, stack4480, + stack4484, stack4488, stack4492, stack4496, stack4500, stack4504, + stack4508, stack4512, stack4516, stack4520, stack4524, stack4528, + stack4532, stack4536, stack4540, stack4544, stack4548, stack4552, + stack4556, stack4560, stack4564, stack4568, stack4572, stack4576, + stack4580, stack4584, stack4588, stack4592, stack4596, stack4600, + stack4604, stack4608, stack4612, stack4616, stack4620, stack4624, + stack4628, stack4632, stack4636, stack4640, stack4644, stack4648, + stack4652, stack4656, stack4660, stack4664, stack4668, stack4672, + stack4676, stack4680, stack4684, stack4688, stack4692, stack4696, + stack4700, stack4704, stack4708, stack4712, stack4716, stack4720, + stack4724, stack4728, stack4732, stack4736, stack4740, stack4744, + stack4748, stack4752, stack4756, stack4760, stack4764, stack4768, + stack4772, stack4776, stack4780, stack4784, stack4788, stack4792, + stack4796, stack4800, stack4804, stack4808, stack4812, stack4816, + stack4820, stack4824, stack4828, stack4832, stack4836, stack4840, + stack4844, stack4848, stack4852, stack4856, stack4860, stack4864, + stack4868, stack4872, stack4876, stack4880, stack4884, stack4888, + stack4892, stack4896, stack4900, stack4904, stack4908, stack4912, + stack4916, stack4920, stack4924, stack4928, stack4932, stack4936, + stack4940, stack4944, stack4948, stack4952, stack4956, stack4960, + stack4964, stack4968, stack4972, stack4976, stack4980, stack4984, + stack4988, stack4992, stack4996, stack5000, +} + +// Edit .+1,$ | seq 4 4 5000 | sed 's/.*/func stack&() { var buf [&]byte; use(buf[:]); C.callGoStackCheck() }/' +func stack4() { var buf [4]byte; use(buf[:]); C.callGoStackCheck() } +func stack8() { var buf [8]byte; use(buf[:]); C.callGoStackCheck() } +func stack12() { var buf [12]byte; use(buf[:]); C.callGoStackCheck() } +func stack16() { var buf [16]byte; use(buf[:]); C.callGoStackCheck() } +func stack20() { var buf [20]byte; use(buf[:]); C.callGoStackCheck() } +func stack24() { var buf [24]byte; use(buf[:]); C.callGoStackCheck() } +func stack28() { var buf [28]byte; use(buf[:]); C.callGoStackCheck() } +func stack32() { var buf [32]byte; use(buf[:]); C.callGoStackCheck() } +func stack36() { var buf [36]byte; use(buf[:]); C.callGoStackCheck() } +func stack40() { var buf [40]byte; use(buf[:]); C.callGoStackCheck() } +func stack44() { var buf [44]byte; use(buf[:]); C.callGoStackCheck() } +func stack48() { var buf [48]byte; use(buf[:]); C.callGoStackCheck() } +func stack52() { var buf [52]byte; use(buf[:]); C.callGoStackCheck() } +func stack56() { var buf [56]byte; use(buf[:]); C.callGoStackCheck() } +func stack60() { var buf [60]byte; use(buf[:]); C.callGoStackCheck() } +func stack64() { var buf [64]byte; use(buf[:]); C.callGoStackCheck() } +func stack68() { var buf [68]byte; use(buf[:]); C.callGoStackCheck() } +func stack72() { var buf [72]byte; use(buf[:]); C.callGoStackCheck() } +func stack76() { var buf [76]byte; use(buf[:]); C.callGoStackCheck() } +func stack80() { var buf [80]byte; use(buf[:]); C.callGoStackCheck() } +func stack84() { var buf [84]byte; use(buf[:]); C.callGoStackCheck() } +func stack88() { var buf [88]byte; use(buf[:]); C.callGoStackCheck() } +func stack92() { var buf [92]byte; use(buf[:]); C.callGoStackCheck() } +func stack96() { var buf [96]byte; use(buf[:]); C.callGoStackCheck() } +func stack100() { var buf [100]byte; use(buf[:]); C.callGoStackCheck() } +func stack104() { var buf [104]byte; use(buf[:]); C.callGoStackCheck() } +func stack108() { var buf [108]byte; use(buf[:]); C.callGoStackCheck() } +func stack112() { var buf [112]byte; use(buf[:]); C.callGoStackCheck() } +func stack116() { var buf [116]byte; use(buf[:]); C.callGoStackCheck() } +func stack120() { var buf [120]byte; use(buf[:]); C.callGoStackCheck() } +func stack124() { var buf [124]byte; use(buf[:]); C.callGoStackCheck() } +func stack128() { var buf [128]byte; use(buf[:]); C.callGoStackCheck() } +func stack132() { var buf [132]byte; use(buf[:]); C.callGoStackCheck() } +func stack136() { var buf [136]byte; use(buf[:]); C.callGoStackCheck() } +func stack140() { var buf [140]byte; use(buf[:]); C.callGoStackCheck() } +func stack144() { var buf [144]byte; use(buf[:]); C.callGoStackCheck() } +func stack148() { var buf [148]byte; use(buf[:]); C.callGoStackCheck() } +func stack152() { var buf [152]byte; use(buf[:]); C.callGoStackCheck() } +func stack156() { var buf [156]byte; use(buf[:]); C.callGoStackCheck() } +func stack160() { var buf [160]byte; use(buf[:]); C.callGoStackCheck() } +func stack164() { var buf [164]byte; use(buf[:]); C.callGoStackCheck() } +func stack168() { var buf [168]byte; use(buf[:]); C.callGoStackCheck() } +func stack172() { var buf [172]byte; use(buf[:]); C.callGoStackCheck() } +func stack176() { var buf [176]byte; use(buf[:]); C.callGoStackCheck() } +func stack180() { var buf [180]byte; use(buf[:]); C.callGoStackCheck() } +func stack184() { var buf [184]byte; use(buf[:]); C.callGoStackCheck() } +func stack188() { var buf [188]byte; use(buf[:]); C.callGoStackCheck() } +func stack192() { var buf [192]byte; use(buf[:]); C.callGoStackCheck() } +func stack196() { var buf [196]byte; use(buf[:]); C.callGoStackCheck() } +func stack200() { var buf [200]byte; use(buf[:]); C.callGoStackCheck() } +func stack204() { var buf [204]byte; use(buf[:]); C.callGoStackCheck() } +func stack208() { var buf [208]byte; use(buf[:]); C.callGoStackCheck() } +func stack212() { var buf [212]byte; use(buf[:]); C.callGoStackCheck() } +func stack216() { var buf [216]byte; use(buf[:]); C.callGoStackCheck() } +func stack220() { var buf [220]byte; use(buf[:]); C.callGoStackCheck() } +func stack224() { var buf [224]byte; use(buf[:]); C.callGoStackCheck() } +func stack228() { var buf [228]byte; use(buf[:]); C.callGoStackCheck() } +func stack232() { var buf [232]byte; use(buf[:]); C.callGoStackCheck() } +func stack236() { var buf [236]byte; use(buf[:]); C.callGoStackCheck() } +func stack240() { var buf [240]byte; use(buf[:]); C.callGoStackCheck() } +func stack244() { var buf [244]byte; use(buf[:]); C.callGoStackCheck() } +func stack248() { var buf [248]byte; use(buf[:]); C.callGoStackCheck() } +func stack252() { var buf [252]byte; use(buf[:]); C.callGoStackCheck() } +func stack256() { var buf [256]byte; use(buf[:]); C.callGoStackCheck() } +func stack260() { var buf [260]byte; use(buf[:]); C.callGoStackCheck() } +func stack264() { var buf [264]byte; use(buf[:]); C.callGoStackCheck() } +func stack268() { var buf [268]byte; use(buf[:]); C.callGoStackCheck() } +func stack272() { var buf [272]byte; use(buf[:]); C.callGoStackCheck() } +func stack276() { var buf [276]byte; use(buf[:]); C.callGoStackCheck() } +func stack280() { var buf [280]byte; use(buf[:]); C.callGoStackCheck() } +func stack284() { var buf [284]byte; use(buf[:]); C.callGoStackCheck() } +func stack288() { var buf [288]byte; use(buf[:]); C.callGoStackCheck() } +func stack292() { var buf [292]byte; use(buf[:]); C.callGoStackCheck() } +func stack296() { var buf [296]byte; use(buf[:]); C.callGoStackCheck() } +func stack300() { var buf [300]byte; use(buf[:]); C.callGoStackCheck() } +func stack304() { var buf [304]byte; use(buf[:]); C.callGoStackCheck() } +func stack308() { var buf [308]byte; use(buf[:]); C.callGoStackCheck() } +func stack312() { var buf [312]byte; use(buf[:]); C.callGoStackCheck() } +func stack316() { var buf [316]byte; use(buf[:]); C.callGoStackCheck() } +func stack320() { var buf [320]byte; use(buf[:]); C.callGoStackCheck() } +func stack324() { var buf [324]byte; use(buf[:]); C.callGoStackCheck() } +func stack328() { var buf [328]byte; use(buf[:]); C.callGoStackCheck() } +func stack332() { var buf [332]byte; use(buf[:]); C.callGoStackCheck() } +func stack336() { var buf [336]byte; use(buf[:]); C.callGoStackCheck() } +func stack340() { var buf [340]byte; use(buf[:]); C.callGoStackCheck() } +func stack344() { var buf [344]byte; use(buf[:]); C.callGoStackCheck() } +func stack348() { var buf [348]byte; use(buf[:]); C.callGoStackCheck() } +func stack352() { var buf [352]byte; use(buf[:]); C.callGoStackCheck() } +func stack356() { var buf [356]byte; use(buf[:]); C.callGoStackCheck() } +func stack360() { var buf [360]byte; use(buf[:]); C.callGoStackCheck() } +func stack364() { var buf [364]byte; use(buf[:]); C.callGoStackCheck() } +func stack368() { var buf [368]byte; use(buf[:]); C.callGoStackCheck() } +func stack372() { var buf [372]byte; use(buf[:]); C.callGoStackCheck() } +func stack376() { var buf [376]byte; use(buf[:]); C.callGoStackCheck() } +func stack380() { var buf [380]byte; use(buf[:]); C.callGoStackCheck() } +func stack384() { var buf [384]byte; use(buf[:]); C.callGoStackCheck() } +func stack388() { var buf [388]byte; use(buf[:]); C.callGoStackCheck() } +func stack392() { var buf [392]byte; use(buf[:]); C.callGoStackCheck() } +func stack396() { var buf [396]byte; use(buf[:]); C.callGoStackCheck() } +func stack400() { var buf [400]byte; use(buf[:]); C.callGoStackCheck() } +func stack404() { var buf [404]byte; use(buf[:]); C.callGoStackCheck() } +func stack408() { var buf [408]byte; use(buf[:]); C.callGoStackCheck() } +func stack412() { var buf [412]byte; use(buf[:]); C.callGoStackCheck() } +func stack416() { var buf [416]byte; use(buf[:]); C.callGoStackCheck() } +func stack420() { var buf [420]byte; use(buf[:]); C.callGoStackCheck() } +func stack424() { var buf [424]byte; use(buf[:]); C.callGoStackCheck() } +func stack428() { var buf [428]byte; use(buf[:]); C.callGoStackCheck() } +func stack432() { var buf [432]byte; use(buf[:]); C.callGoStackCheck() } +func stack436() { var buf [436]byte; use(buf[:]); C.callGoStackCheck() } +func stack440() { var buf [440]byte; use(buf[:]); C.callGoStackCheck() } +func stack444() { var buf [444]byte; use(buf[:]); C.callGoStackCheck() } +func stack448() { var buf [448]byte; use(buf[:]); C.callGoStackCheck() } +func stack452() { var buf [452]byte; use(buf[:]); C.callGoStackCheck() } +func stack456() { var buf [456]byte; use(buf[:]); C.callGoStackCheck() } +func stack460() { var buf [460]byte; use(buf[:]); C.callGoStackCheck() } +func stack464() { var buf [464]byte; use(buf[:]); C.callGoStackCheck() } +func stack468() { var buf [468]byte; use(buf[:]); C.callGoStackCheck() } +func stack472() { var buf [472]byte; use(buf[:]); C.callGoStackCheck() } +func stack476() { var buf [476]byte; use(buf[:]); C.callGoStackCheck() } +func stack480() { var buf [480]byte; use(buf[:]); C.callGoStackCheck() } +func stack484() { var buf [484]byte; use(buf[:]); C.callGoStackCheck() } +func stack488() { var buf [488]byte; use(buf[:]); C.callGoStackCheck() } +func stack492() { var buf [492]byte; use(buf[:]); C.callGoStackCheck() } +func stack496() { var buf [496]byte; use(buf[:]); C.callGoStackCheck() } +func stack500() { var buf [500]byte; use(buf[:]); C.callGoStackCheck() } +func stack504() { var buf [504]byte; use(buf[:]); C.callGoStackCheck() } +func stack508() { var buf [508]byte; use(buf[:]); C.callGoStackCheck() } +func stack512() { var buf [512]byte; use(buf[:]); C.callGoStackCheck() } +func stack516() { var buf [516]byte; use(buf[:]); C.callGoStackCheck() } +func stack520() { var buf [520]byte; use(buf[:]); C.callGoStackCheck() } +func stack524() { var buf [524]byte; use(buf[:]); C.callGoStackCheck() } +func stack528() { var buf [528]byte; use(buf[:]); C.callGoStackCheck() } +func stack532() { var buf [532]byte; use(buf[:]); C.callGoStackCheck() } +func stack536() { var buf [536]byte; use(buf[:]); C.callGoStackCheck() } +func stack540() { var buf [540]byte; use(buf[:]); C.callGoStackCheck() } +func stack544() { var buf [544]byte; use(buf[:]); C.callGoStackCheck() } +func stack548() { var buf [548]byte; use(buf[:]); C.callGoStackCheck() } +func stack552() { var buf [552]byte; use(buf[:]); C.callGoStackCheck() } +func stack556() { var buf [556]byte; use(buf[:]); C.callGoStackCheck() } +func stack560() { var buf [560]byte; use(buf[:]); C.callGoStackCheck() } +func stack564() { var buf [564]byte; use(buf[:]); C.callGoStackCheck() } +func stack568() { var buf [568]byte; use(buf[:]); C.callGoStackCheck() } +func stack572() { var buf [572]byte; use(buf[:]); C.callGoStackCheck() } +func stack576() { var buf [576]byte; use(buf[:]); C.callGoStackCheck() } +func stack580() { var buf [580]byte; use(buf[:]); C.callGoStackCheck() } +func stack584() { var buf [584]byte; use(buf[:]); C.callGoStackCheck() } +func stack588() { var buf [588]byte; use(buf[:]); C.callGoStackCheck() } +func stack592() { var buf [592]byte; use(buf[:]); C.callGoStackCheck() } +func stack596() { var buf [596]byte; use(buf[:]); C.callGoStackCheck() } +func stack600() { var buf [600]byte; use(buf[:]); C.callGoStackCheck() } +func stack604() { var buf [604]byte; use(buf[:]); C.callGoStackCheck() } +func stack608() { var buf [608]byte; use(buf[:]); C.callGoStackCheck() } +func stack612() { var buf [612]byte; use(buf[:]); C.callGoStackCheck() } +func stack616() { var buf [616]byte; use(buf[:]); C.callGoStackCheck() } +func stack620() { var buf [620]byte; use(buf[:]); C.callGoStackCheck() } +func stack624() { var buf [624]byte; use(buf[:]); C.callGoStackCheck() } +func stack628() { var buf [628]byte; use(buf[:]); C.callGoStackCheck() } +func stack632() { var buf [632]byte; use(buf[:]); C.callGoStackCheck() } +func stack636() { var buf [636]byte; use(buf[:]); C.callGoStackCheck() } +func stack640() { var buf [640]byte; use(buf[:]); C.callGoStackCheck() } +func stack644() { var buf [644]byte; use(buf[:]); C.callGoStackCheck() } +func stack648() { var buf [648]byte; use(buf[:]); C.callGoStackCheck() } +func stack652() { var buf [652]byte; use(buf[:]); C.callGoStackCheck() } +func stack656() { var buf [656]byte; use(buf[:]); C.callGoStackCheck() } +func stack660() { var buf [660]byte; use(buf[:]); C.callGoStackCheck() } +func stack664() { var buf [664]byte; use(buf[:]); C.callGoStackCheck() } +func stack668() { var buf [668]byte; use(buf[:]); C.callGoStackCheck() } +func stack672() { var buf [672]byte; use(buf[:]); C.callGoStackCheck() } +func stack676() { var buf [676]byte; use(buf[:]); C.callGoStackCheck() } +func stack680() { var buf [680]byte; use(buf[:]); C.callGoStackCheck() } +func stack684() { var buf [684]byte; use(buf[:]); C.callGoStackCheck() } +func stack688() { var buf [688]byte; use(buf[:]); C.callGoStackCheck() } +func stack692() { var buf [692]byte; use(buf[:]); C.callGoStackCheck() } +func stack696() { var buf [696]byte; use(buf[:]); C.callGoStackCheck() } +func stack700() { var buf [700]byte; use(buf[:]); C.callGoStackCheck() } +func stack704() { var buf [704]byte; use(buf[:]); C.callGoStackCheck() } +func stack708() { var buf [708]byte; use(buf[:]); C.callGoStackCheck() } +func stack712() { var buf [712]byte; use(buf[:]); C.callGoStackCheck() } +func stack716() { var buf [716]byte; use(buf[:]); C.callGoStackCheck() } +func stack720() { var buf [720]byte; use(buf[:]); C.callGoStackCheck() } +func stack724() { var buf [724]byte; use(buf[:]); C.callGoStackCheck() } +func stack728() { var buf [728]byte; use(buf[:]); C.callGoStackCheck() } +func stack732() { var buf [732]byte; use(buf[:]); C.callGoStackCheck() } +func stack736() { var buf [736]byte; use(buf[:]); C.callGoStackCheck() } +func stack740() { var buf [740]byte; use(buf[:]); C.callGoStackCheck() } +func stack744() { var buf [744]byte; use(buf[:]); C.callGoStackCheck() } +func stack748() { var buf [748]byte; use(buf[:]); C.callGoStackCheck() } +func stack752() { var buf [752]byte; use(buf[:]); C.callGoStackCheck() } +func stack756() { var buf [756]byte; use(buf[:]); C.callGoStackCheck() } +func stack760() { var buf [760]byte; use(buf[:]); C.callGoStackCheck() } +func stack764() { var buf [764]byte; use(buf[:]); C.callGoStackCheck() } +func stack768() { var buf [768]byte; use(buf[:]); C.callGoStackCheck() } +func stack772() { var buf [772]byte; use(buf[:]); C.callGoStackCheck() } +func stack776() { var buf [776]byte; use(buf[:]); C.callGoStackCheck() } +func stack780() { var buf [780]byte; use(buf[:]); C.callGoStackCheck() } +func stack784() { var buf [784]byte; use(buf[:]); C.callGoStackCheck() } +func stack788() { var buf [788]byte; use(buf[:]); C.callGoStackCheck() } +func stack792() { var buf [792]byte; use(buf[:]); C.callGoStackCheck() } +func stack796() { var buf [796]byte; use(buf[:]); C.callGoStackCheck() } +func stack800() { var buf [800]byte; use(buf[:]); C.callGoStackCheck() } +func stack804() { var buf [804]byte; use(buf[:]); C.callGoStackCheck() } +func stack808() { var buf [808]byte; use(buf[:]); C.callGoStackCheck() } +func stack812() { var buf [812]byte; use(buf[:]); C.callGoStackCheck() } +func stack816() { var buf [816]byte; use(buf[:]); C.callGoStackCheck() } +func stack820() { var buf [820]byte; use(buf[:]); C.callGoStackCheck() } +func stack824() { var buf [824]byte; use(buf[:]); C.callGoStackCheck() } +func stack828() { var buf [828]byte; use(buf[:]); C.callGoStackCheck() } +func stack832() { var buf [832]byte; use(buf[:]); C.callGoStackCheck() } +func stack836() { var buf [836]byte; use(buf[:]); C.callGoStackCheck() } +func stack840() { var buf [840]byte; use(buf[:]); C.callGoStackCheck() } +func stack844() { var buf [844]byte; use(buf[:]); C.callGoStackCheck() } +func stack848() { var buf [848]byte; use(buf[:]); C.callGoStackCheck() } +func stack852() { var buf [852]byte; use(buf[:]); C.callGoStackCheck() } +func stack856() { var buf [856]byte; use(buf[:]); C.callGoStackCheck() } +func stack860() { var buf [860]byte; use(buf[:]); C.callGoStackCheck() } +func stack864() { var buf [864]byte; use(buf[:]); C.callGoStackCheck() } +func stack868() { var buf [868]byte; use(buf[:]); C.callGoStackCheck() } +func stack872() { var buf [872]byte; use(buf[:]); C.callGoStackCheck() } +func stack876() { var buf [876]byte; use(buf[:]); C.callGoStackCheck() } +func stack880() { var buf [880]byte; use(buf[:]); C.callGoStackCheck() } +func stack884() { var buf [884]byte; use(buf[:]); C.callGoStackCheck() } +func stack888() { var buf [888]byte; use(buf[:]); C.callGoStackCheck() } +func stack892() { var buf [892]byte; use(buf[:]); C.callGoStackCheck() } +func stack896() { var buf [896]byte; use(buf[:]); C.callGoStackCheck() } +func stack900() { var buf [900]byte; use(buf[:]); C.callGoStackCheck() } +func stack904() { var buf [904]byte; use(buf[:]); C.callGoStackCheck() } +func stack908() { var buf [908]byte; use(buf[:]); C.callGoStackCheck() } +func stack912() { var buf [912]byte; use(buf[:]); C.callGoStackCheck() } +func stack916() { var buf [916]byte; use(buf[:]); C.callGoStackCheck() } +func stack920() { var buf [920]byte; use(buf[:]); C.callGoStackCheck() } +func stack924() { var buf [924]byte; use(buf[:]); C.callGoStackCheck() } +func stack928() { var buf [928]byte; use(buf[:]); C.callGoStackCheck() } +func stack932() { var buf [932]byte; use(buf[:]); C.callGoStackCheck() } +func stack936() { var buf [936]byte; use(buf[:]); C.callGoStackCheck() } +func stack940() { var buf [940]byte; use(buf[:]); C.callGoStackCheck() } +func stack944() { var buf [944]byte; use(buf[:]); C.callGoStackCheck() } +func stack948() { var buf [948]byte; use(buf[:]); C.callGoStackCheck() } +func stack952() { var buf [952]byte; use(buf[:]); C.callGoStackCheck() } +func stack956() { var buf [956]byte; use(buf[:]); C.callGoStackCheck() } +func stack960() { var buf [960]byte; use(buf[:]); C.callGoStackCheck() } +func stack964() { var buf [964]byte; use(buf[:]); C.callGoStackCheck() } +func stack968() { var buf [968]byte; use(buf[:]); C.callGoStackCheck() } +func stack972() { var buf [972]byte; use(buf[:]); C.callGoStackCheck() } +func stack976() { var buf [976]byte; use(buf[:]); C.callGoStackCheck() } +func stack980() { var buf [980]byte; use(buf[:]); C.callGoStackCheck() } +func stack984() { var buf [984]byte; use(buf[:]); C.callGoStackCheck() } +func stack988() { var buf [988]byte; use(buf[:]); C.callGoStackCheck() } +func stack992() { var buf [992]byte; use(buf[:]); C.callGoStackCheck() } +func stack996() { var buf [996]byte; use(buf[:]); C.callGoStackCheck() } +func stack1000() { var buf [1000]byte; use(buf[:]); C.callGoStackCheck() } +func stack1004() { var buf [1004]byte; use(buf[:]); C.callGoStackCheck() } +func stack1008() { var buf [1008]byte; use(buf[:]); C.callGoStackCheck() } +func stack1012() { var buf [1012]byte; use(buf[:]); C.callGoStackCheck() } +func stack1016() { var buf [1016]byte; use(buf[:]); C.callGoStackCheck() } +func stack1020() { var buf [1020]byte; use(buf[:]); C.callGoStackCheck() } +func stack1024() { var buf [1024]byte; use(buf[:]); C.callGoStackCheck() } +func stack1028() { var buf [1028]byte; use(buf[:]); C.callGoStackCheck() } +func stack1032() { var buf [1032]byte; use(buf[:]); C.callGoStackCheck() } +func stack1036() { var buf [1036]byte; use(buf[:]); C.callGoStackCheck() } +func stack1040() { var buf [1040]byte; use(buf[:]); C.callGoStackCheck() } +func stack1044() { var buf [1044]byte; use(buf[:]); C.callGoStackCheck() } +func stack1048() { var buf [1048]byte; use(buf[:]); C.callGoStackCheck() } +func stack1052() { var buf [1052]byte; use(buf[:]); C.callGoStackCheck() } +func stack1056() { var buf [1056]byte; use(buf[:]); C.callGoStackCheck() } +func stack1060() { var buf [1060]byte; use(buf[:]); C.callGoStackCheck() } +func stack1064() { var buf [1064]byte; use(buf[:]); C.callGoStackCheck() } +func stack1068() { var buf [1068]byte; use(buf[:]); C.callGoStackCheck() } +func stack1072() { var buf [1072]byte; use(buf[:]); C.callGoStackCheck() } +func stack1076() { var buf [1076]byte; use(buf[:]); C.callGoStackCheck() } +func stack1080() { var buf [1080]byte; use(buf[:]); C.callGoStackCheck() } +func stack1084() { var buf [1084]byte; use(buf[:]); C.callGoStackCheck() } +func stack1088() { var buf [1088]byte; use(buf[:]); C.callGoStackCheck() } +func stack1092() { var buf [1092]byte; use(buf[:]); C.callGoStackCheck() } +func stack1096() { var buf [1096]byte; use(buf[:]); C.callGoStackCheck() } +func stack1100() { var buf [1100]byte; use(buf[:]); C.callGoStackCheck() } +func stack1104() { var buf [1104]byte; use(buf[:]); C.callGoStackCheck() } +func stack1108() { var buf [1108]byte; use(buf[:]); C.callGoStackCheck() } +func stack1112() { var buf [1112]byte; use(buf[:]); C.callGoStackCheck() } +func stack1116() { var buf [1116]byte; use(buf[:]); C.callGoStackCheck() } +func stack1120() { var buf [1120]byte; use(buf[:]); C.callGoStackCheck() } +func stack1124() { var buf [1124]byte; use(buf[:]); C.callGoStackCheck() } +func stack1128() { var buf [1128]byte; use(buf[:]); C.callGoStackCheck() } +func stack1132() { var buf [1132]byte; use(buf[:]); C.callGoStackCheck() } +func stack1136() { var buf [1136]byte; use(buf[:]); C.callGoStackCheck() } +func stack1140() { var buf [1140]byte; use(buf[:]); C.callGoStackCheck() } +func stack1144() { var buf [1144]byte; use(buf[:]); C.callGoStackCheck() } +func stack1148() { var buf [1148]byte; use(buf[:]); C.callGoStackCheck() } +func stack1152() { var buf [1152]byte; use(buf[:]); C.callGoStackCheck() } +func stack1156() { var buf [1156]byte; use(buf[:]); C.callGoStackCheck() } +func stack1160() { var buf [1160]byte; use(buf[:]); C.callGoStackCheck() } +func stack1164() { var buf [1164]byte; use(buf[:]); C.callGoStackCheck() } +func stack1168() { var buf [1168]byte; use(buf[:]); C.callGoStackCheck() } +func stack1172() { var buf [1172]byte; use(buf[:]); C.callGoStackCheck() } +func stack1176() { var buf [1176]byte; use(buf[:]); C.callGoStackCheck() } +func stack1180() { var buf [1180]byte; use(buf[:]); C.callGoStackCheck() } +func stack1184() { var buf [1184]byte; use(buf[:]); C.callGoStackCheck() } +func stack1188() { var buf [1188]byte; use(buf[:]); C.callGoStackCheck() } +func stack1192() { var buf [1192]byte; use(buf[:]); C.callGoStackCheck() } +func stack1196() { var buf [1196]byte; use(buf[:]); C.callGoStackCheck() } +func stack1200() { var buf [1200]byte; use(buf[:]); C.callGoStackCheck() } +func stack1204() { var buf [1204]byte; use(buf[:]); C.callGoStackCheck() } +func stack1208() { var buf [1208]byte; use(buf[:]); C.callGoStackCheck() } +func stack1212() { var buf [1212]byte; use(buf[:]); C.callGoStackCheck() } +func stack1216() { var buf [1216]byte; use(buf[:]); C.callGoStackCheck() } +func stack1220() { var buf [1220]byte; use(buf[:]); C.callGoStackCheck() } +func stack1224() { var buf [1224]byte; use(buf[:]); C.callGoStackCheck() } +func stack1228() { var buf [1228]byte; use(buf[:]); C.callGoStackCheck() } +func stack1232() { var buf [1232]byte; use(buf[:]); C.callGoStackCheck() } +func stack1236() { var buf [1236]byte; use(buf[:]); C.callGoStackCheck() } +func stack1240() { var buf [1240]byte; use(buf[:]); C.callGoStackCheck() } +func stack1244() { var buf [1244]byte; use(buf[:]); C.callGoStackCheck() } +func stack1248() { var buf [1248]byte; use(buf[:]); C.callGoStackCheck() } +func stack1252() { var buf [1252]byte; use(buf[:]); C.callGoStackCheck() } +func stack1256() { var buf [1256]byte; use(buf[:]); C.callGoStackCheck() } +func stack1260() { var buf [1260]byte; use(buf[:]); C.callGoStackCheck() } +func stack1264() { var buf [1264]byte; use(buf[:]); C.callGoStackCheck() } +func stack1268() { var buf [1268]byte; use(buf[:]); C.callGoStackCheck() } +func stack1272() { var buf [1272]byte; use(buf[:]); C.callGoStackCheck() } +func stack1276() { var buf [1276]byte; use(buf[:]); C.callGoStackCheck() } +func stack1280() { var buf [1280]byte; use(buf[:]); C.callGoStackCheck() } +func stack1284() { var buf [1284]byte; use(buf[:]); C.callGoStackCheck() } +func stack1288() { var buf [1288]byte; use(buf[:]); C.callGoStackCheck() } +func stack1292() { var buf [1292]byte; use(buf[:]); C.callGoStackCheck() } +func stack1296() { var buf [1296]byte; use(buf[:]); C.callGoStackCheck() } +func stack1300() { var buf [1300]byte; use(buf[:]); C.callGoStackCheck() } +func stack1304() { var buf [1304]byte; use(buf[:]); C.callGoStackCheck() } +func stack1308() { var buf [1308]byte; use(buf[:]); C.callGoStackCheck() } +func stack1312() { var buf [1312]byte; use(buf[:]); C.callGoStackCheck() } +func stack1316() { var buf [1316]byte; use(buf[:]); C.callGoStackCheck() } +func stack1320() { var buf [1320]byte; use(buf[:]); C.callGoStackCheck() } +func stack1324() { var buf [1324]byte; use(buf[:]); C.callGoStackCheck() } +func stack1328() { var buf [1328]byte; use(buf[:]); C.callGoStackCheck() } +func stack1332() { var buf [1332]byte; use(buf[:]); C.callGoStackCheck() } +func stack1336() { var buf [1336]byte; use(buf[:]); C.callGoStackCheck() } +func stack1340() { var buf [1340]byte; use(buf[:]); C.callGoStackCheck() } +func stack1344() { var buf [1344]byte; use(buf[:]); C.callGoStackCheck() } +func stack1348() { var buf [1348]byte; use(buf[:]); C.callGoStackCheck() } +func stack1352() { var buf [1352]byte; use(buf[:]); C.callGoStackCheck() } +func stack1356() { var buf [1356]byte; use(buf[:]); C.callGoStackCheck() } +func stack1360() { var buf [1360]byte; use(buf[:]); C.callGoStackCheck() } +func stack1364() { var buf [1364]byte; use(buf[:]); C.callGoStackCheck() } +func stack1368() { var buf [1368]byte; use(buf[:]); C.callGoStackCheck() } +func stack1372() { var buf [1372]byte; use(buf[:]); C.callGoStackCheck() } +func stack1376() { var buf [1376]byte; use(buf[:]); C.callGoStackCheck() } +func stack1380() { var buf [1380]byte; use(buf[:]); C.callGoStackCheck() } +func stack1384() { var buf [1384]byte; use(buf[:]); C.callGoStackCheck() } +func stack1388() { var buf [1388]byte; use(buf[:]); C.callGoStackCheck() } +func stack1392() { var buf [1392]byte; use(buf[:]); C.callGoStackCheck() } +func stack1396() { var buf [1396]byte; use(buf[:]); C.callGoStackCheck() } +func stack1400() { var buf [1400]byte; use(buf[:]); C.callGoStackCheck() } +func stack1404() { var buf [1404]byte; use(buf[:]); C.callGoStackCheck() } +func stack1408() { var buf [1408]byte; use(buf[:]); C.callGoStackCheck() } +func stack1412() { var buf [1412]byte; use(buf[:]); C.callGoStackCheck() } +func stack1416() { var buf [1416]byte; use(buf[:]); C.callGoStackCheck() } +func stack1420() { var buf [1420]byte; use(buf[:]); C.callGoStackCheck() } +func stack1424() { var buf [1424]byte; use(buf[:]); C.callGoStackCheck() } +func stack1428() { var buf [1428]byte; use(buf[:]); C.callGoStackCheck() } +func stack1432() { var buf [1432]byte; use(buf[:]); C.callGoStackCheck() } +func stack1436() { var buf [1436]byte; use(buf[:]); C.callGoStackCheck() } +func stack1440() { var buf [1440]byte; use(buf[:]); C.callGoStackCheck() } +func stack1444() { var buf [1444]byte; use(buf[:]); C.callGoStackCheck() } +func stack1448() { var buf [1448]byte; use(buf[:]); C.callGoStackCheck() } +func stack1452() { var buf [1452]byte; use(buf[:]); C.callGoStackCheck() } +func stack1456() { var buf [1456]byte; use(buf[:]); C.callGoStackCheck() } +func stack1460() { var buf [1460]byte; use(buf[:]); C.callGoStackCheck() } +func stack1464() { var buf [1464]byte; use(buf[:]); C.callGoStackCheck() } +func stack1468() { var buf [1468]byte; use(buf[:]); C.callGoStackCheck() } +func stack1472() { var buf [1472]byte; use(buf[:]); C.callGoStackCheck() } +func stack1476() { var buf [1476]byte; use(buf[:]); C.callGoStackCheck() } +func stack1480() { var buf [1480]byte; use(buf[:]); C.callGoStackCheck() } +func stack1484() { var buf [1484]byte; use(buf[:]); C.callGoStackCheck() } +func stack1488() { var buf [1488]byte; use(buf[:]); C.callGoStackCheck() } +func stack1492() { var buf [1492]byte; use(buf[:]); C.callGoStackCheck() } +func stack1496() { var buf [1496]byte; use(buf[:]); C.callGoStackCheck() } +func stack1500() { var buf [1500]byte; use(buf[:]); C.callGoStackCheck() } +func stack1504() { var buf [1504]byte; use(buf[:]); C.callGoStackCheck() } +func stack1508() { var buf [1508]byte; use(buf[:]); C.callGoStackCheck() } +func stack1512() { var buf [1512]byte; use(buf[:]); C.callGoStackCheck() } +func stack1516() { var buf [1516]byte; use(buf[:]); C.callGoStackCheck() } +func stack1520() { var buf [1520]byte; use(buf[:]); C.callGoStackCheck() } +func stack1524() { var buf [1524]byte; use(buf[:]); C.callGoStackCheck() } +func stack1528() { var buf [1528]byte; use(buf[:]); C.callGoStackCheck() } +func stack1532() { var buf [1532]byte; use(buf[:]); C.callGoStackCheck() } +func stack1536() { var buf [1536]byte; use(buf[:]); C.callGoStackCheck() } +func stack1540() { var buf [1540]byte; use(buf[:]); C.callGoStackCheck() } +func stack1544() { var buf [1544]byte; use(buf[:]); C.callGoStackCheck() } +func stack1548() { var buf [1548]byte; use(buf[:]); C.callGoStackCheck() } +func stack1552() { var buf [1552]byte; use(buf[:]); C.callGoStackCheck() } +func stack1556() { var buf [1556]byte; use(buf[:]); C.callGoStackCheck() } +func stack1560() { var buf [1560]byte; use(buf[:]); C.callGoStackCheck() } +func stack1564() { var buf [1564]byte; use(buf[:]); C.callGoStackCheck() } +func stack1568() { var buf [1568]byte; use(buf[:]); C.callGoStackCheck() } +func stack1572() { var buf [1572]byte; use(buf[:]); C.callGoStackCheck() } +func stack1576() { var buf [1576]byte; use(buf[:]); C.callGoStackCheck() } +func stack1580() { var buf [1580]byte; use(buf[:]); C.callGoStackCheck() } +func stack1584() { var buf [1584]byte; use(buf[:]); C.callGoStackCheck() } +func stack1588() { var buf [1588]byte; use(buf[:]); C.callGoStackCheck() } +func stack1592() { var buf [1592]byte; use(buf[:]); C.callGoStackCheck() } +func stack1596() { var buf [1596]byte; use(buf[:]); C.callGoStackCheck() } +func stack1600() { var buf [1600]byte; use(buf[:]); C.callGoStackCheck() } +func stack1604() { var buf [1604]byte; use(buf[:]); C.callGoStackCheck() } +func stack1608() { var buf [1608]byte; use(buf[:]); C.callGoStackCheck() } +func stack1612() { var buf [1612]byte; use(buf[:]); C.callGoStackCheck() } +func stack1616() { var buf [1616]byte; use(buf[:]); C.callGoStackCheck() } +func stack1620() { var buf [1620]byte; use(buf[:]); C.callGoStackCheck() } +func stack1624() { var buf [1624]byte; use(buf[:]); C.callGoStackCheck() } +func stack1628() { var buf [1628]byte; use(buf[:]); C.callGoStackCheck() } +func stack1632() { var buf [1632]byte; use(buf[:]); C.callGoStackCheck() } +func stack1636() { var buf [1636]byte; use(buf[:]); C.callGoStackCheck() } +func stack1640() { var buf [1640]byte; use(buf[:]); C.callGoStackCheck() } +func stack1644() { var buf [1644]byte; use(buf[:]); C.callGoStackCheck() } +func stack1648() { var buf [1648]byte; use(buf[:]); C.callGoStackCheck() } +func stack1652() { var buf [1652]byte; use(buf[:]); C.callGoStackCheck() } +func stack1656() { var buf [1656]byte; use(buf[:]); C.callGoStackCheck() } +func stack1660() { var buf [1660]byte; use(buf[:]); C.callGoStackCheck() } +func stack1664() { var buf [1664]byte; use(buf[:]); C.callGoStackCheck() } +func stack1668() { var buf [1668]byte; use(buf[:]); C.callGoStackCheck() } +func stack1672() { var buf [1672]byte; use(buf[:]); C.callGoStackCheck() } +func stack1676() { var buf [1676]byte; use(buf[:]); C.callGoStackCheck() } +func stack1680() { var buf [1680]byte; use(buf[:]); C.callGoStackCheck() } +func stack1684() { var buf [1684]byte; use(buf[:]); C.callGoStackCheck() } +func stack1688() { var buf [1688]byte; use(buf[:]); C.callGoStackCheck() } +func stack1692() { var buf [1692]byte; use(buf[:]); C.callGoStackCheck() } +func stack1696() { var buf [1696]byte; use(buf[:]); C.callGoStackCheck() } +func stack1700() { var buf [1700]byte; use(buf[:]); C.callGoStackCheck() } +func stack1704() { var buf [1704]byte; use(buf[:]); C.callGoStackCheck() } +func stack1708() { var buf [1708]byte; use(buf[:]); C.callGoStackCheck() } +func stack1712() { var buf [1712]byte; use(buf[:]); C.callGoStackCheck() } +func stack1716() { var buf [1716]byte; use(buf[:]); C.callGoStackCheck() } +func stack1720() { var buf [1720]byte; use(buf[:]); C.callGoStackCheck() } +func stack1724() { var buf [1724]byte; use(buf[:]); C.callGoStackCheck() } +func stack1728() { var buf [1728]byte; use(buf[:]); C.callGoStackCheck() } +func stack1732() { var buf [1732]byte; use(buf[:]); C.callGoStackCheck() } +func stack1736() { var buf [1736]byte; use(buf[:]); C.callGoStackCheck() } +func stack1740() { var buf [1740]byte; use(buf[:]); C.callGoStackCheck() } +func stack1744() { var buf [1744]byte; use(buf[:]); C.callGoStackCheck() } +func stack1748() { var buf [1748]byte; use(buf[:]); C.callGoStackCheck() } +func stack1752() { var buf [1752]byte; use(buf[:]); C.callGoStackCheck() } +func stack1756() { var buf [1756]byte; use(buf[:]); C.callGoStackCheck() } +func stack1760() { var buf [1760]byte; use(buf[:]); C.callGoStackCheck() } +func stack1764() { var buf [1764]byte; use(buf[:]); C.callGoStackCheck() } +func stack1768() { var buf [1768]byte; use(buf[:]); C.callGoStackCheck() } +func stack1772() { var buf [1772]byte; use(buf[:]); C.callGoStackCheck() } +func stack1776() { var buf [1776]byte; use(buf[:]); C.callGoStackCheck() } +func stack1780() { var buf [1780]byte; use(buf[:]); C.callGoStackCheck() } +func stack1784() { var buf [1784]byte; use(buf[:]); C.callGoStackCheck() } +func stack1788() { var buf [1788]byte; use(buf[:]); C.callGoStackCheck() } +func stack1792() { var buf [1792]byte; use(buf[:]); C.callGoStackCheck() } +func stack1796() { var buf [1796]byte; use(buf[:]); C.callGoStackCheck() } +func stack1800() { var buf [1800]byte; use(buf[:]); C.callGoStackCheck() } +func stack1804() { var buf [1804]byte; use(buf[:]); C.callGoStackCheck() } +func stack1808() { var buf [1808]byte; use(buf[:]); C.callGoStackCheck() } +func stack1812() { var buf [1812]byte; use(buf[:]); C.callGoStackCheck() } +func stack1816() { var buf [1816]byte; use(buf[:]); C.callGoStackCheck() } +func stack1820() { var buf [1820]byte; use(buf[:]); C.callGoStackCheck() } +func stack1824() { var buf [1824]byte; use(buf[:]); C.callGoStackCheck() } +func stack1828() { var buf [1828]byte; use(buf[:]); C.callGoStackCheck() } +func stack1832() { var buf [1832]byte; use(buf[:]); C.callGoStackCheck() } +func stack1836() { var buf [1836]byte; use(buf[:]); C.callGoStackCheck() } +func stack1840() { var buf [1840]byte; use(buf[:]); C.callGoStackCheck() } +func stack1844() { var buf [1844]byte; use(buf[:]); C.callGoStackCheck() } +func stack1848() { var buf [1848]byte; use(buf[:]); C.callGoStackCheck() } +func stack1852() { var buf [1852]byte; use(buf[:]); C.callGoStackCheck() } +func stack1856() { var buf [1856]byte; use(buf[:]); C.callGoStackCheck() } +func stack1860() { var buf [1860]byte; use(buf[:]); C.callGoStackCheck() } +func stack1864() { var buf [1864]byte; use(buf[:]); C.callGoStackCheck() } +func stack1868() { var buf [1868]byte; use(buf[:]); C.callGoStackCheck() } +func stack1872() { var buf [1872]byte; use(buf[:]); C.callGoStackCheck() } +func stack1876() { var buf [1876]byte; use(buf[:]); C.callGoStackCheck() } +func stack1880() { var buf [1880]byte; use(buf[:]); C.callGoStackCheck() } +func stack1884() { var buf [1884]byte; use(buf[:]); C.callGoStackCheck() } +func stack1888() { var buf [1888]byte; use(buf[:]); C.callGoStackCheck() } +func stack1892() { var buf [1892]byte; use(buf[:]); C.callGoStackCheck() } +func stack1896() { var buf [1896]byte; use(buf[:]); C.callGoStackCheck() } +func stack1900() { var buf [1900]byte; use(buf[:]); C.callGoStackCheck() } +func stack1904() { var buf [1904]byte; use(buf[:]); C.callGoStackCheck() } +func stack1908() { var buf [1908]byte; use(buf[:]); C.callGoStackCheck() } +func stack1912() { var buf [1912]byte; use(buf[:]); C.callGoStackCheck() } +func stack1916() { var buf [1916]byte; use(buf[:]); C.callGoStackCheck() } +func stack1920() { var buf [1920]byte; use(buf[:]); C.callGoStackCheck() } +func stack1924() { var buf [1924]byte; use(buf[:]); C.callGoStackCheck() } +func stack1928() { var buf [1928]byte; use(buf[:]); C.callGoStackCheck() } +func stack1932() { var buf [1932]byte; use(buf[:]); C.callGoStackCheck() } +func stack1936() { var buf [1936]byte; use(buf[:]); C.callGoStackCheck() } +func stack1940() { var buf [1940]byte; use(buf[:]); C.callGoStackCheck() } +func stack1944() { var buf [1944]byte; use(buf[:]); C.callGoStackCheck() } +func stack1948() { var buf [1948]byte; use(buf[:]); C.callGoStackCheck() } +func stack1952() { var buf [1952]byte; use(buf[:]); C.callGoStackCheck() } +func stack1956() { var buf [1956]byte; use(buf[:]); C.callGoStackCheck() } +func stack1960() { var buf [1960]byte; use(buf[:]); C.callGoStackCheck() } +func stack1964() { var buf [1964]byte; use(buf[:]); C.callGoStackCheck() } +func stack1968() { var buf [1968]byte; use(buf[:]); C.callGoStackCheck() } +func stack1972() { var buf [1972]byte; use(buf[:]); C.callGoStackCheck() } +func stack1976() { var buf [1976]byte; use(buf[:]); C.callGoStackCheck() } +func stack1980() { var buf [1980]byte; use(buf[:]); C.callGoStackCheck() } +func stack1984() { var buf [1984]byte; use(buf[:]); C.callGoStackCheck() } +func stack1988() { var buf [1988]byte; use(buf[:]); C.callGoStackCheck() } +func stack1992() { var buf [1992]byte; use(buf[:]); C.callGoStackCheck() } +func stack1996() { var buf [1996]byte; use(buf[:]); C.callGoStackCheck() } +func stack2000() { var buf [2000]byte; use(buf[:]); C.callGoStackCheck() } +func stack2004() { var buf [2004]byte; use(buf[:]); C.callGoStackCheck() } +func stack2008() { var buf [2008]byte; use(buf[:]); C.callGoStackCheck() } +func stack2012() { var buf [2012]byte; use(buf[:]); C.callGoStackCheck() } +func stack2016() { var buf [2016]byte; use(buf[:]); C.callGoStackCheck() } +func stack2020() { var buf [2020]byte; use(buf[:]); C.callGoStackCheck() } +func stack2024() { var buf [2024]byte; use(buf[:]); C.callGoStackCheck() } +func stack2028() { var buf [2028]byte; use(buf[:]); C.callGoStackCheck() } +func stack2032() { var buf [2032]byte; use(buf[:]); C.callGoStackCheck() } +func stack2036() { var buf [2036]byte; use(buf[:]); C.callGoStackCheck() } +func stack2040() { var buf [2040]byte; use(buf[:]); C.callGoStackCheck() } +func stack2044() { var buf [2044]byte; use(buf[:]); C.callGoStackCheck() } +func stack2048() { var buf [2048]byte; use(buf[:]); C.callGoStackCheck() } +func stack2052() { var buf [2052]byte; use(buf[:]); C.callGoStackCheck() } +func stack2056() { var buf [2056]byte; use(buf[:]); C.callGoStackCheck() } +func stack2060() { var buf [2060]byte; use(buf[:]); C.callGoStackCheck() } +func stack2064() { var buf [2064]byte; use(buf[:]); C.callGoStackCheck() } +func stack2068() { var buf [2068]byte; use(buf[:]); C.callGoStackCheck() } +func stack2072() { var buf [2072]byte; use(buf[:]); C.callGoStackCheck() } +func stack2076() { var buf [2076]byte; use(buf[:]); C.callGoStackCheck() } +func stack2080() { var buf [2080]byte; use(buf[:]); C.callGoStackCheck() } +func stack2084() { var buf [2084]byte; use(buf[:]); C.callGoStackCheck() } +func stack2088() { var buf [2088]byte; use(buf[:]); C.callGoStackCheck() } +func stack2092() { var buf [2092]byte; use(buf[:]); C.callGoStackCheck() } +func stack2096() { var buf [2096]byte; use(buf[:]); C.callGoStackCheck() } +func stack2100() { var buf [2100]byte; use(buf[:]); C.callGoStackCheck() } +func stack2104() { var buf [2104]byte; use(buf[:]); C.callGoStackCheck() } +func stack2108() { var buf [2108]byte; use(buf[:]); C.callGoStackCheck() } +func stack2112() { var buf [2112]byte; use(buf[:]); C.callGoStackCheck() } +func stack2116() { var buf [2116]byte; use(buf[:]); C.callGoStackCheck() } +func stack2120() { var buf [2120]byte; use(buf[:]); C.callGoStackCheck() } +func stack2124() { var buf [2124]byte; use(buf[:]); C.callGoStackCheck() } +func stack2128() { var buf [2128]byte; use(buf[:]); C.callGoStackCheck() } +func stack2132() { var buf [2132]byte; use(buf[:]); C.callGoStackCheck() } +func stack2136() { var buf [2136]byte; use(buf[:]); C.callGoStackCheck() } +func stack2140() { var buf [2140]byte; use(buf[:]); C.callGoStackCheck() } +func stack2144() { var buf [2144]byte; use(buf[:]); C.callGoStackCheck() } +func stack2148() { var buf [2148]byte; use(buf[:]); C.callGoStackCheck() } +func stack2152() { var buf [2152]byte; use(buf[:]); C.callGoStackCheck() } +func stack2156() { var buf [2156]byte; use(buf[:]); C.callGoStackCheck() } +func stack2160() { var buf [2160]byte; use(buf[:]); C.callGoStackCheck() } +func stack2164() { var buf [2164]byte; use(buf[:]); C.callGoStackCheck() } +func stack2168() { var buf [2168]byte; use(buf[:]); C.callGoStackCheck() } +func stack2172() { var buf [2172]byte; use(buf[:]); C.callGoStackCheck() } +func stack2176() { var buf [2176]byte; use(buf[:]); C.callGoStackCheck() } +func stack2180() { var buf [2180]byte; use(buf[:]); C.callGoStackCheck() } +func stack2184() { var buf [2184]byte; use(buf[:]); C.callGoStackCheck() } +func stack2188() { var buf [2188]byte; use(buf[:]); C.callGoStackCheck() } +func stack2192() { var buf [2192]byte; use(buf[:]); C.callGoStackCheck() } +func stack2196() { var buf [2196]byte; use(buf[:]); C.callGoStackCheck() } +func stack2200() { var buf [2200]byte; use(buf[:]); C.callGoStackCheck() } +func stack2204() { var buf [2204]byte; use(buf[:]); C.callGoStackCheck() } +func stack2208() { var buf [2208]byte; use(buf[:]); C.callGoStackCheck() } +func stack2212() { var buf [2212]byte; use(buf[:]); C.callGoStackCheck() } +func stack2216() { var buf [2216]byte; use(buf[:]); C.callGoStackCheck() } +func stack2220() { var buf [2220]byte; use(buf[:]); C.callGoStackCheck() } +func stack2224() { var buf [2224]byte; use(buf[:]); C.callGoStackCheck() } +func stack2228() { var buf [2228]byte; use(buf[:]); C.callGoStackCheck() } +func stack2232() { var buf [2232]byte; use(buf[:]); C.callGoStackCheck() } +func stack2236() { var buf [2236]byte; use(buf[:]); C.callGoStackCheck() } +func stack2240() { var buf [2240]byte; use(buf[:]); C.callGoStackCheck() } +func stack2244() { var buf [2244]byte; use(buf[:]); C.callGoStackCheck() } +func stack2248() { var buf [2248]byte; use(buf[:]); C.callGoStackCheck() } +func stack2252() { var buf [2252]byte; use(buf[:]); C.callGoStackCheck() } +func stack2256() { var buf [2256]byte; use(buf[:]); C.callGoStackCheck() } +func stack2260() { var buf [2260]byte; use(buf[:]); C.callGoStackCheck() } +func stack2264() { var buf [2264]byte; use(buf[:]); C.callGoStackCheck() } +func stack2268() { var buf [2268]byte; use(buf[:]); C.callGoStackCheck() } +func stack2272() { var buf [2272]byte; use(buf[:]); C.callGoStackCheck() } +func stack2276() { var buf [2276]byte; use(buf[:]); C.callGoStackCheck() } +func stack2280() { var buf [2280]byte; use(buf[:]); C.callGoStackCheck() } +func stack2284() { var buf [2284]byte; use(buf[:]); C.callGoStackCheck() } +func stack2288() { var buf [2288]byte; use(buf[:]); C.callGoStackCheck() } +func stack2292() { var buf [2292]byte; use(buf[:]); C.callGoStackCheck() } +func stack2296() { var buf [2296]byte; use(buf[:]); C.callGoStackCheck() } +func stack2300() { var buf [2300]byte; use(buf[:]); C.callGoStackCheck() } +func stack2304() { var buf [2304]byte; use(buf[:]); C.callGoStackCheck() } +func stack2308() { var buf [2308]byte; use(buf[:]); C.callGoStackCheck() } +func stack2312() { var buf [2312]byte; use(buf[:]); C.callGoStackCheck() } +func stack2316() { var buf [2316]byte; use(buf[:]); C.callGoStackCheck() } +func stack2320() { var buf [2320]byte; use(buf[:]); C.callGoStackCheck() } +func stack2324() { var buf [2324]byte; use(buf[:]); C.callGoStackCheck() } +func stack2328() { var buf [2328]byte; use(buf[:]); C.callGoStackCheck() } +func stack2332() { var buf [2332]byte; use(buf[:]); C.callGoStackCheck() } +func stack2336() { var buf [2336]byte; use(buf[:]); C.callGoStackCheck() } +func stack2340() { var buf [2340]byte; use(buf[:]); C.callGoStackCheck() } +func stack2344() { var buf [2344]byte; use(buf[:]); C.callGoStackCheck() } +func stack2348() { var buf [2348]byte; use(buf[:]); C.callGoStackCheck() } +func stack2352() { var buf [2352]byte; use(buf[:]); C.callGoStackCheck() } +func stack2356() { var buf [2356]byte; use(buf[:]); C.callGoStackCheck() } +func stack2360() { var buf [2360]byte; use(buf[:]); C.callGoStackCheck() } +func stack2364() { var buf [2364]byte; use(buf[:]); C.callGoStackCheck() } +func stack2368() { var buf [2368]byte; use(buf[:]); C.callGoStackCheck() } +func stack2372() { var buf [2372]byte; use(buf[:]); C.callGoStackCheck() } +func stack2376() { var buf [2376]byte; use(buf[:]); C.callGoStackCheck() } +func stack2380() { var buf [2380]byte; use(buf[:]); C.callGoStackCheck() } +func stack2384() { var buf [2384]byte; use(buf[:]); C.callGoStackCheck() } +func stack2388() { var buf [2388]byte; use(buf[:]); C.callGoStackCheck() } +func stack2392() { var buf [2392]byte; use(buf[:]); C.callGoStackCheck() } +func stack2396() { var buf [2396]byte; use(buf[:]); C.callGoStackCheck() } +func stack2400() { var buf [2400]byte; use(buf[:]); C.callGoStackCheck() } +func stack2404() { var buf [2404]byte; use(buf[:]); C.callGoStackCheck() } +func stack2408() { var buf [2408]byte; use(buf[:]); C.callGoStackCheck() } +func stack2412() { var buf [2412]byte; use(buf[:]); C.callGoStackCheck() } +func stack2416() { var buf [2416]byte; use(buf[:]); C.callGoStackCheck() } +func stack2420() { var buf [2420]byte; use(buf[:]); C.callGoStackCheck() } +func stack2424() { var buf [2424]byte; use(buf[:]); C.callGoStackCheck() } +func stack2428() { var buf [2428]byte; use(buf[:]); C.callGoStackCheck() } +func stack2432() { var buf [2432]byte; use(buf[:]); C.callGoStackCheck() } +func stack2436() { var buf [2436]byte; use(buf[:]); C.callGoStackCheck() } +func stack2440() { var buf [2440]byte; use(buf[:]); C.callGoStackCheck() } +func stack2444() { var buf [2444]byte; use(buf[:]); C.callGoStackCheck() } +func stack2448() { var buf [2448]byte; use(buf[:]); C.callGoStackCheck() } +func stack2452() { var buf [2452]byte; use(buf[:]); C.callGoStackCheck() } +func stack2456() { var buf [2456]byte; use(buf[:]); C.callGoStackCheck() } +func stack2460() { var buf [2460]byte; use(buf[:]); C.callGoStackCheck() } +func stack2464() { var buf [2464]byte; use(buf[:]); C.callGoStackCheck() } +func stack2468() { var buf [2468]byte; use(buf[:]); C.callGoStackCheck() } +func stack2472() { var buf [2472]byte; use(buf[:]); C.callGoStackCheck() } +func stack2476() { var buf [2476]byte; use(buf[:]); C.callGoStackCheck() } +func stack2480() { var buf [2480]byte; use(buf[:]); C.callGoStackCheck() } +func stack2484() { var buf [2484]byte; use(buf[:]); C.callGoStackCheck() } +func stack2488() { var buf [2488]byte; use(buf[:]); C.callGoStackCheck() } +func stack2492() { var buf [2492]byte; use(buf[:]); C.callGoStackCheck() } +func stack2496() { var buf [2496]byte; use(buf[:]); C.callGoStackCheck() } +func stack2500() { var buf [2500]byte; use(buf[:]); C.callGoStackCheck() } +func stack2504() { var buf [2504]byte; use(buf[:]); C.callGoStackCheck() } +func stack2508() { var buf [2508]byte; use(buf[:]); C.callGoStackCheck() } +func stack2512() { var buf [2512]byte; use(buf[:]); C.callGoStackCheck() } +func stack2516() { var buf [2516]byte; use(buf[:]); C.callGoStackCheck() } +func stack2520() { var buf [2520]byte; use(buf[:]); C.callGoStackCheck() } +func stack2524() { var buf [2524]byte; use(buf[:]); C.callGoStackCheck() } +func stack2528() { var buf [2528]byte; use(buf[:]); C.callGoStackCheck() } +func stack2532() { var buf [2532]byte; use(buf[:]); C.callGoStackCheck() } +func stack2536() { var buf [2536]byte; use(buf[:]); C.callGoStackCheck() } +func stack2540() { var buf [2540]byte; use(buf[:]); C.callGoStackCheck() } +func stack2544() { var buf [2544]byte; use(buf[:]); C.callGoStackCheck() } +func stack2548() { var buf [2548]byte; use(buf[:]); C.callGoStackCheck() } +func stack2552() { var buf [2552]byte; use(buf[:]); C.callGoStackCheck() } +func stack2556() { var buf [2556]byte; use(buf[:]); C.callGoStackCheck() } +func stack2560() { var buf [2560]byte; use(buf[:]); C.callGoStackCheck() } +func stack2564() { var buf [2564]byte; use(buf[:]); C.callGoStackCheck() } +func stack2568() { var buf [2568]byte; use(buf[:]); C.callGoStackCheck() } +func stack2572() { var buf [2572]byte; use(buf[:]); C.callGoStackCheck() } +func stack2576() { var buf [2576]byte; use(buf[:]); C.callGoStackCheck() } +func stack2580() { var buf [2580]byte; use(buf[:]); C.callGoStackCheck() } +func stack2584() { var buf [2584]byte; use(buf[:]); C.callGoStackCheck() } +func stack2588() { var buf [2588]byte; use(buf[:]); C.callGoStackCheck() } +func stack2592() { var buf [2592]byte; use(buf[:]); C.callGoStackCheck() } +func stack2596() { var buf [2596]byte; use(buf[:]); C.callGoStackCheck() } +func stack2600() { var buf [2600]byte; use(buf[:]); C.callGoStackCheck() } +func stack2604() { var buf [2604]byte; use(buf[:]); C.callGoStackCheck() } +func stack2608() { var buf [2608]byte; use(buf[:]); C.callGoStackCheck() } +func stack2612() { var buf [2612]byte; use(buf[:]); C.callGoStackCheck() } +func stack2616() { var buf [2616]byte; use(buf[:]); C.callGoStackCheck() } +func stack2620() { var buf [2620]byte; use(buf[:]); C.callGoStackCheck() } +func stack2624() { var buf [2624]byte; use(buf[:]); C.callGoStackCheck() } +func stack2628() { var buf [2628]byte; use(buf[:]); C.callGoStackCheck() } +func stack2632() { var buf [2632]byte; use(buf[:]); C.callGoStackCheck() } +func stack2636() { var buf [2636]byte; use(buf[:]); C.callGoStackCheck() } +func stack2640() { var buf [2640]byte; use(buf[:]); C.callGoStackCheck() } +func stack2644() { var buf [2644]byte; use(buf[:]); C.callGoStackCheck() } +func stack2648() { var buf [2648]byte; use(buf[:]); C.callGoStackCheck() } +func stack2652() { var buf [2652]byte; use(buf[:]); C.callGoStackCheck() } +func stack2656() { var buf [2656]byte; use(buf[:]); C.callGoStackCheck() } +func stack2660() { var buf [2660]byte; use(buf[:]); C.callGoStackCheck() } +func stack2664() { var buf [2664]byte; use(buf[:]); C.callGoStackCheck() } +func stack2668() { var buf [2668]byte; use(buf[:]); C.callGoStackCheck() } +func stack2672() { var buf [2672]byte; use(buf[:]); C.callGoStackCheck() } +func stack2676() { var buf [2676]byte; use(buf[:]); C.callGoStackCheck() } +func stack2680() { var buf [2680]byte; use(buf[:]); C.callGoStackCheck() } +func stack2684() { var buf [2684]byte; use(buf[:]); C.callGoStackCheck() } +func stack2688() { var buf [2688]byte; use(buf[:]); C.callGoStackCheck() } +func stack2692() { var buf [2692]byte; use(buf[:]); C.callGoStackCheck() } +func stack2696() { var buf [2696]byte; use(buf[:]); C.callGoStackCheck() } +func stack2700() { var buf [2700]byte; use(buf[:]); C.callGoStackCheck() } +func stack2704() { var buf [2704]byte; use(buf[:]); C.callGoStackCheck() } +func stack2708() { var buf [2708]byte; use(buf[:]); C.callGoStackCheck() } +func stack2712() { var buf [2712]byte; use(buf[:]); C.callGoStackCheck() } +func stack2716() { var buf [2716]byte; use(buf[:]); C.callGoStackCheck() } +func stack2720() { var buf [2720]byte; use(buf[:]); C.callGoStackCheck() } +func stack2724() { var buf [2724]byte; use(buf[:]); C.callGoStackCheck() } +func stack2728() { var buf [2728]byte; use(buf[:]); C.callGoStackCheck() } +func stack2732() { var buf [2732]byte; use(buf[:]); C.callGoStackCheck() } +func stack2736() { var buf [2736]byte; use(buf[:]); C.callGoStackCheck() } +func stack2740() { var buf [2740]byte; use(buf[:]); C.callGoStackCheck() } +func stack2744() { var buf [2744]byte; use(buf[:]); C.callGoStackCheck() } +func stack2748() { var buf [2748]byte; use(buf[:]); C.callGoStackCheck() } +func stack2752() { var buf [2752]byte; use(buf[:]); C.callGoStackCheck() } +func stack2756() { var buf [2756]byte; use(buf[:]); C.callGoStackCheck() } +func stack2760() { var buf [2760]byte; use(buf[:]); C.callGoStackCheck() } +func stack2764() { var buf [2764]byte; use(buf[:]); C.callGoStackCheck() } +func stack2768() { var buf [2768]byte; use(buf[:]); C.callGoStackCheck() } +func stack2772() { var buf [2772]byte; use(buf[:]); C.callGoStackCheck() } +func stack2776() { var buf [2776]byte; use(buf[:]); C.callGoStackCheck() } +func stack2780() { var buf [2780]byte; use(buf[:]); C.callGoStackCheck() } +func stack2784() { var buf [2784]byte; use(buf[:]); C.callGoStackCheck() } +func stack2788() { var buf [2788]byte; use(buf[:]); C.callGoStackCheck() } +func stack2792() { var buf [2792]byte; use(buf[:]); C.callGoStackCheck() } +func stack2796() { var buf [2796]byte; use(buf[:]); C.callGoStackCheck() } +func stack2800() { var buf [2800]byte; use(buf[:]); C.callGoStackCheck() } +func stack2804() { var buf [2804]byte; use(buf[:]); C.callGoStackCheck() } +func stack2808() { var buf [2808]byte; use(buf[:]); C.callGoStackCheck() } +func stack2812() { var buf [2812]byte; use(buf[:]); C.callGoStackCheck() } +func stack2816() { var buf [2816]byte; use(buf[:]); C.callGoStackCheck() } +func stack2820() { var buf [2820]byte; use(buf[:]); C.callGoStackCheck() } +func stack2824() { var buf [2824]byte; use(buf[:]); C.callGoStackCheck() } +func stack2828() { var buf [2828]byte; use(buf[:]); C.callGoStackCheck() } +func stack2832() { var buf [2832]byte; use(buf[:]); C.callGoStackCheck() } +func stack2836() { var buf [2836]byte; use(buf[:]); C.callGoStackCheck() } +func stack2840() { var buf [2840]byte; use(buf[:]); C.callGoStackCheck() } +func stack2844() { var buf [2844]byte; use(buf[:]); C.callGoStackCheck() } +func stack2848() { var buf [2848]byte; use(buf[:]); C.callGoStackCheck() } +func stack2852() { var buf [2852]byte; use(buf[:]); C.callGoStackCheck() } +func stack2856() { var buf [2856]byte; use(buf[:]); C.callGoStackCheck() } +func stack2860() { var buf [2860]byte; use(buf[:]); C.callGoStackCheck() } +func stack2864() { var buf [2864]byte; use(buf[:]); C.callGoStackCheck() } +func stack2868() { var buf [2868]byte; use(buf[:]); C.callGoStackCheck() } +func stack2872() { var buf [2872]byte; use(buf[:]); C.callGoStackCheck() } +func stack2876() { var buf [2876]byte; use(buf[:]); C.callGoStackCheck() } +func stack2880() { var buf [2880]byte; use(buf[:]); C.callGoStackCheck() } +func stack2884() { var buf [2884]byte; use(buf[:]); C.callGoStackCheck() } +func stack2888() { var buf [2888]byte; use(buf[:]); C.callGoStackCheck() } +func stack2892() { var buf [2892]byte; use(buf[:]); C.callGoStackCheck() } +func stack2896() { var buf [2896]byte; use(buf[:]); C.callGoStackCheck() } +func stack2900() { var buf [2900]byte; use(buf[:]); C.callGoStackCheck() } +func stack2904() { var buf [2904]byte; use(buf[:]); C.callGoStackCheck() } +func stack2908() { var buf [2908]byte; use(buf[:]); C.callGoStackCheck() } +func stack2912() { var buf [2912]byte; use(buf[:]); C.callGoStackCheck() } +func stack2916() { var buf [2916]byte; use(buf[:]); C.callGoStackCheck() } +func stack2920() { var buf [2920]byte; use(buf[:]); C.callGoStackCheck() } +func stack2924() { var buf [2924]byte; use(buf[:]); C.callGoStackCheck() } +func stack2928() { var buf [2928]byte; use(buf[:]); C.callGoStackCheck() } +func stack2932() { var buf [2932]byte; use(buf[:]); C.callGoStackCheck() } +func stack2936() { var buf [2936]byte; use(buf[:]); C.callGoStackCheck() } +func stack2940() { var buf [2940]byte; use(buf[:]); C.callGoStackCheck() } +func stack2944() { var buf [2944]byte; use(buf[:]); C.callGoStackCheck() } +func stack2948() { var buf [2948]byte; use(buf[:]); C.callGoStackCheck() } +func stack2952() { var buf [2952]byte; use(buf[:]); C.callGoStackCheck() } +func stack2956() { var buf [2956]byte; use(buf[:]); C.callGoStackCheck() } +func stack2960() { var buf [2960]byte; use(buf[:]); C.callGoStackCheck() } +func stack2964() { var buf [2964]byte; use(buf[:]); C.callGoStackCheck() } +func stack2968() { var buf [2968]byte; use(buf[:]); C.callGoStackCheck() } +func stack2972() { var buf [2972]byte; use(buf[:]); C.callGoStackCheck() } +func stack2976() { var buf [2976]byte; use(buf[:]); C.callGoStackCheck() } +func stack2980() { var buf [2980]byte; use(buf[:]); C.callGoStackCheck() } +func stack2984() { var buf [2984]byte; use(buf[:]); C.callGoStackCheck() } +func stack2988() { var buf [2988]byte; use(buf[:]); C.callGoStackCheck() } +func stack2992() { var buf [2992]byte; use(buf[:]); C.callGoStackCheck() } +func stack2996() { var buf [2996]byte; use(buf[:]); C.callGoStackCheck() } +func stack3000() { var buf [3000]byte; use(buf[:]); C.callGoStackCheck() } +func stack3004() { var buf [3004]byte; use(buf[:]); C.callGoStackCheck() } +func stack3008() { var buf [3008]byte; use(buf[:]); C.callGoStackCheck() } +func stack3012() { var buf [3012]byte; use(buf[:]); C.callGoStackCheck() } +func stack3016() { var buf [3016]byte; use(buf[:]); C.callGoStackCheck() } +func stack3020() { var buf [3020]byte; use(buf[:]); C.callGoStackCheck() } +func stack3024() { var buf [3024]byte; use(buf[:]); C.callGoStackCheck() } +func stack3028() { var buf [3028]byte; use(buf[:]); C.callGoStackCheck() } +func stack3032() { var buf [3032]byte; use(buf[:]); C.callGoStackCheck() } +func stack3036() { var buf [3036]byte; use(buf[:]); C.callGoStackCheck() } +func stack3040() { var buf [3040]byte; use(buf[:]); C.callGoStackCheck() } +func stack3044() { var buf [3044]byte; use(buf[:]); C.callGoStackCheck() } +func stack3048() { var buf [3048]byte; use(buf[:]); C.callGoStackCheck() } +func stack3052() { var buf [3052]byte; use(buf[:]); C.callGoStackCheck() } +func stack3056() { var buf [3056]byte; use(buf[:]); C.callGoStackCheck() } +func stack3060() { var buf [3060]byte; use(buf[:]); C.callGoStackCheck() } +func stack3064() { var buf [3064]byte; use(buf[:]); C.callGoStackCheck() } +func stack3068() { var buf [3068]byte; use(buf[:]); C.callGoStackCheck() } +func stack3072() { var buf [3072]byte; use(buf[:]); C.callGoStackCheck() } +func stack3076() { var buf [3076]byte; use(buf[:]); C.callGoStackCheck() } +func stack3080() { var buf [3080]byte; use(buf[:]); C.callGoStackCheck() } +func stack3084() { var buf [3084]byte; use(buf[:]); C.callGoStackCheck() } +func stack3088() { var buf [3088]byte; use(buf[:]); C.callGoStackCheck() } +func stack3092() { var buf [3092]byte; use(buf[:]); C.callGoStackCheck() } +func stack3096() { var buf [3096]byte; use(buf[:]); C.callGoStackCheck() } +func stack3100() { var buf [3100]byte; use(buf[:]); C.callGoStackCheck() } +func stack3104() { var buf [3104]byte; use(buf[:]); C.callGoStackCheck() } +func stack3108() { var buf [3108]byte; use(buf[:]); C.callGoStackCheck() } +func stack3112() { var buf [3112]byte; use(buf[:]); C.callGoStackCheck() } +func stack3116() { var buf [3116]byte; use(buf[:]); C.callGoStackCheck() } +func stack3120() { var buf [3120]byte; use(buf[:]); C.callGoStackCheck() } +func stack3124() { var buf [3124]byte; use(buf[:]); C.callGoStackCheck() } +func stack3128() { var buf [3128]byte; use(buf[:]); C.callGoStackCheck() } +func stack3132() { var buf [3132]byte; use(buf[:]); C.callGoStackCheck() } +func stack3136() { var buf [3136]byte; use(buf[:]); C.callGoStackCheck() } +func stack3140() { var buf [3140]byte; use(buf[:]); C.callGoStackCheck() } +func stack3144() { var buf [3144]byte; use(buf[:]); C.callGoStackCheck() } +func stack3148() { var buf [3148]byte; use(buf[:]); C.callGoStackCheck() } +func stack3152() { var buf [3152]byte; use(buf[:]); C.callGoStackCheck() } +func stack3156() { var buf [3156]byte; use(buf[:]); C.callGoStackCheck() } +func stack3160() { var buf [3160]byte; use(buf[:]); C.callGoStackCheck() } +func stack3164() { var buf [3164]byte; use(buf[:]); C.callGoStackCheck() } +func stack3168() { var buf [3168]byte; use(buf[:]); C.callGoStackCheck() } +func stack3172() { var buf [3172]byte; use(buf[:]); C.callGoStackCheck() } +func stack3176() { var buf [3176]byte; use(buf[:]); C.callGoStackCheck() } +func stack3180() { var buf [3180]byte; use(buf[:]); C.callGoStackCheck() } +func stack3184() { var buf [3184]byte; use(buf[:]); C.callGoStackCheck() } +func stack3188() { var buf [3188]byte; use(buf[:]); C.callGoStackCheck() } +func stack3192() { var buf [3192]byte; use(buf[:]); C.callGoStackCheck() } +func stack3196() { var buf [3196]byte; use(buf[:]); C.callGoStackCheck() } +func stack3200() { var buf [3200]byte; use(buf[:]); C.callGoStackCheck() } +func stack3204() { var buf [3204]byte; use(buf[:]); C.callGoStackCheck() } +func stack3208() { var buf [3208]byte; use(buf[:]); C.callGoStackCheck() } +func stack3212() { var buf [3212]byte; use(buf[:]); C.callGoStackCheck() } +func stack3216() { var buf [3216]byte; use(buf[:]); C.callGoStackCheck() } +func stack3220() { var buf [3220]byte; use(buf[:]); C.callGoStackCheck() } +func stack3224() { var buf [3224]byte; use(buf[:]); C.callGoStackCheck() } +func stack3228() { var buf [3228]byte; use(buf[:]); C.callGoStackCheck() } +func stack3232() { var buf [3232]byte; use(buf[:]); C.callGoStackCheck() } +func stack3236() { var buf [3236]byte; use(buf[:]); C.callGoStackCheck() } +func stack3240() { var buf [3240]byte; use(buf[:]); C.callGoStackCheck() } +func stack3244() { var buf [3244]byte; use(buf[:]); C.callGoStackCheck() } +func stack3248() { var buf [3248]byte; use(buf[:]); C.callGoStackCheck() } +func stack3252() { var buf [3252]byte; use(buf[:]); C.callGoStackCheck() } +func stack3256() { var buf [3256]byte; use(buf[:]); C.callGoStackCheck() } +func stack3260() { var buf [3260]byte; use(buf[:]); C.callGoStackCheck() } +func stack3264() { var buf [3264]byte; use(buf[:]); C.callGoStackCheck() } +func stack3268() { var buf [3268]byte; use(buf[:]); C.callGoStackCheck() } +func stack3272() { var buf [3272]byte; use(buf[:]); C.callGoStackCheck() } +func stack3276() { var buf [3276]byte; use(buf[:]); C.callGoStackCheck() } +func stack3280() { var buf [3280]byte; use(buf[:]); C.callGoStackCheck() } +func stack3284() { var buf [3284]byte; use(buf[:]); C.callGoStackCheck() } +func stack3288() { var buf [3288]byte; use(buf[:]); C.callGoStackCheck() } +func stack3292() { var buf [3292]byte; use(buf[:]); C.callGoStackCheck() } +func stack3296() { var buf [3296]byte; use(buf[:]); C.callGoStackCheck() } +func stack3300() { var buf [3300]byte; use(buf[:]); C.callGoStackCheck() } +func stack3304() { var buf [3304]byte; use(buf[:]); C.callGoStackCheck() } +func stack3308() { var buf [3308]byte; use(buf[:]); C.callGoStackCheck() } +func stack3312() { var buf [3312]byte; use(buf[:]); C.callGoStackCheck() } +func stack3316() { var buf [3316]byte; use(buf[:]); C.callGoStackCheck() } +func stack3320() { var buf [3320]byte; use(buf[:]); C.callGoStackCheck() } +func stack3324() { var buf [3324]byte; use(buf[:]); C.callGoStackCheck() } +func stack3328() { var buf [3328]byte; use(buf[:]); C.callGoStackCheck() } +func stack3332() { var buf [3332]byte; use(buf[:]); C.callGoStackCheck() } +func stack3336() { var buf [3336]byte; use(buf[:]); C.callGoStackCheck() } +func stack3340() { var buf [3340]byte; use(buf[:]); C.callGoStackCheck() } +func stack3344() { var buf [3344]byte; use(buf[:]); C.callGoStackCheck() } +func stack3348() { var buf [3348]byte; use(buf[:]); C.callGoStackCheck() } +func stack3352() { var buf [3352]byte; use(buf[:]); C.callGoStackCheck() } +func stack3356() { var buf [3356]byte; use(buf[:]); C.callGoStackCheck() } +func stack3360() { var buf [3360]byte; use(buf[:]); C.callGoStackCheck() } +func stack3364() { var buf [3364]byte; use(buf[:]); C.callGoStackCheck() } +func stack3368() { var buf [3368]byte; use(buf[:]); C.callGoStackCheck() } +func stack3372() { var buf [3372]byte; use(buf[:]); C.callGoStackCheck() } +func stack3376() { var buf [3376]byte; use(buf[:]); C.callGoStackCheck() } +func stack3380() { var buf [3380]byte; use(buf[:]); C.callGoStackCheck() } +func stack3384() { var buf [3384]byte; use(buf[:]); C.callGoStackCheck() } +func stack3388() { var buf [3388]byte; use(buf[:]); C.callGoStackCheck() } +func stack3392() { var buf [3392]byte; use(buf[:]); C.callGoStackCheck() } +func stack3396() { var buf [3396]byte; use(buf[:]); C.callGoStackCheck() } +func stack3400() { var buf [3400]byte; use(buf[:]); C.callGoStackCheck() } +func stack3404() { var buf [3404]byte; use(buf[:]); C.callGoStackCheck() } +func stack3408() { var buf [3408]byte; use(buf[:]); C.callGoStackCheck() } +func stack3412() { var buf [3412]byte; use(buf[:]); C.callGoStackCheck() } +func stack3416() { var buf [3416]byte; use(buf[:]); C.callGoStackCheck() } +func stack3420() { var buf [3420]byte; use(buf[:]); C.callGoStackCheck() } +func stack3424() { var buf [3424]byte; use(buf[:]); C.callGoStackCheck() } +func stack3428() { var buf [3428]byte; use(buf[:]); C.callGoStackCheck() } +func stack3432() { var buf [3432]byte; use(buf[:]); C.callGoStackCheck() } +func stack3436() { var buf [3436]byte; use(buf[:]); C.callGoStackCheck() } +func stack3440() { var buf [3440]byte; use(buf[:]); C.callGoStackCheck() } +func stack3444() { var buf [3444]byte; use(buf[:]); C.callGoStackCheck() } +func stack3448() { var buf [3448]byte; use(buf[:]); C.callGoStackCheck() } +func stack3452() { var buf [3452]byte; use(buf[:]); C.callGoStackCheck() } +func stack3456() { var buf [3456]byte; use(buf[:]); C.callGoStackCheck() } +func stack3460() { var buf [3460]byte; use(buf[:]); C.callGoStackCheck() } +func stack3464() { var buf [3464]byte; use(buf[:]); C.callGoStackCheck() } +func stack3468() { var buf [3468]byte; use(buf[:]); C.callGoStackCheck() } +func stack3472() { var buf [3472]byte; use(buf[:]); C.callGoStackCheck() } +func stack3476() { var buf [3476]byte; use(buf[:]); C.callGoStackCheck() } +func stack3480() { var buf [3480]byte; use(buf[:]); C.callGoStackCheck() } +func stack3484() { var buf [3484]byte; use(buf[:]); C.callGoStackCheck() } +func stack3488() { var buf [3488]byte; use(buf[:]); C.callGoStackCheck() } +func stack3492() { var buf [3492]byte; use(buf[:]); C.callGoStackCheck() } +func stack3496() { var buf [3496]byte; use(buf[:]); C.callGoStackCheck() } +func stack3500() { var buf [3500]byte; use(buf[:]); C.callGoStackCheck() } +func stack3504() { var buf [3504]byte; use(buf[:]); C.callGoStackCheck() } +func stack3508() { var buf [3508]byte; use(buf[:]); C.callGoStackCheck() } +func stack3512() { var buf [3512]byte; use(buf[:]); C.callGoStackCheck() } +func stack3516() { var buf [3516]byte; use(buf[:]); C.callGoStackCheck() } +func stack3520() { var buf [3520]byte; use(buf[:]); C.callGoStackCheck() } +func stack3524() { var buf [3524]byte; use(buf[:]); C.callGoStackCheck() } +func stack3528() { var buf [3528]byte; use(buf[:]); C.callGoStackCheck() } +func stack3532() { var buf [3532]byte; use(buf[:]); C.callGoStackCheck() } +func stack3536() { var buf [3536]byte; use(buf[:]); C.callGoStackCheck() } +func stack3540() { var buf [3540]byte; use(buf[:]); C.callGoStackCheck() } +func stack3544() { var buf [3544]byte; use(buf[:]); C.callGoStackCheck() } +func stack3548() { var buf [3548]byte; use(buf[:]); C.callGoStackCheck() } +func stack3552() { var buf [3552]byte; use(buf[:]); C.callGoStackCheck() } +func stack3556() { var buf [3556]byte; use(buf[:]); C.callGoStackCheck() } +func stack3560() { var buf [3560]byte; use(buf[:]); C.callGoStackCheck() } +func stack3564() { var buf [3564]byte; use(buf[:]); C.callGoStackCheck() } +func stack3568() { var buf [3568]byte; use(buf[:]); C.callGoStackCheck() } +func stack3572() { var buf [3572]byte; use(buf[:]); C.callGoStackCheck() } +func stack3576() { var buf [3576]byte; use(buf[:]); C.callGoStackCheck() } +func stack3580() { var buf [3580]byte; use(buf[:]); C.callGoStackCheck() } +func stack3584() { var buf [3584]byte; use(buf[:]); C.callGoStackCheck() } +func stack3588() { var buf [3588]byte; use(buf[:]); C.callGoStackCheck() } +func stack3592() { var buf [3592]byte; use(buf[:]); C.callGoStackCheck() } +func stack3596() { var buf [3596]byte; use(buf[:]); C.callGoStackCheck() } +func stack3600() { var buf [3600]byte; use(buf[:]); C.callGoStackCheck() } +func stack3604() { var buf [3604]byte; use(buf[:]); C.callGoStackCheck() } +func stack3608() { var buf [3608]byte; use(buf[:]); C.callGoStackCheck() } +func stack3612() { var buf [3612]byte; use(buf[:]); C.callGoStackCheck() } +func stack3616() { var buf [3616]byte; use(buf[:]); C.callGoStackCheck() } +func stack3620() { var buf [3620]byte; use(buf[:]); C.callGoStackCheck() } +func stack3624() { var buf [3624]byte; use(buf[:]); C.callGoStackCheck() } +func stack3628() { var buf [3628]byte; use(buf[:]); C.callGoStackCheck() } +func stack3632() { var buf [3632]byte; use(buf[:]); C.callGoStackCheck() } +func stack3636() { var buf [3636]byte; use(buf[:]); C.callGoStackCheck() } +func stack3640() { var buf [3640]byte; use(buf[:]); C.callGoStackCheck() } +func stack3644() { var buf [3644]byte; use(buf[:]); C.callGoStackCheck() } +func stack3648() { var buf [3648]byte; use(buf[:]); C.callGoStackCheck() } +func stack3652() { var buf [3652]byte; use(buf[:]); C.callGoStackCheck() } +func stack3656() { var buf [3656]byte; use(buf[:]); C.callGoStackCheck() } +func stack3660() { var buf [3660]byte; use(buf[:]); C.callGoStackCheck() } +func stack3664() { var buf [3664]byte; use(buf[:]); C.callGoStackCheck() } +func stack3668() { var buf [3668]byte; use(buf[:]); C.callGoStackCheck() } +func stack3672() { var buf [3672]byte; use(buf[:]); C.callGoStackCheck() } +func stack3676() { var buf [3676]byte; use(buf[:]); C.callGoStackCheck() } +func stack3680() { var buf [3680]byte; use(buf[:]); C.callGoStackCheck() } +func stack3684() { var buf [3684]byte; use(buf[:]); C.callGoStackCheck() } +func stack3688() { var buf [3688]byte; use(buf[:]); C.callGoStackCheck() } +func stack3692() { var buf [3692]byte; use(buf[:]); C.callGoStackCheck() } +func stack3696() { var buf [3696]byte; use(buf[:]); C.callGoStackCheck() } +func stack3700() { var buf [3700]byte; use(buf[:]); C.callGoStackCheck() } +func stack3704() { var buf [3704]byte; use(buf[:]); C.callGoStackCheck() } +func stack3708() { var buf [3708]byte; use(buf[:]); C.callGoStackCheck() } +func stack3712() { var buf [3712]byte; use(buf[:]); C.callGoStackCheck() } +func stack3716() { var buf [3716]byte; use(buf[:]); C.callGoStackCheck() } +func stack3720() { var buf [3720]byte; use(buf[:]); C.callGoStackCheck() } +func stack3724() { var buf [3724]byte; use(buf[:]); C.callGoStackCheck() } +func stack3728() { var buf [3728]byte; use(buf[:]); C.callGoStackCheck() } +func stack3732() { var buf [3732]byte; use(buf[:]); C.callGoStackCheck() } +func stack3736() { var buf [3736]byte; use(buf[:]); C.callGoStackCheck() } +func stack3740() { var buf [3740]byte; use(buf[:]); C.callGoStackCheck() } +func stack3744() { var buf [3744]byte; use(buf[:]); C.callGoStackCheck() } +func stack3748() { var buf [3748]byte; use(buf[:]); C.callGoStackCheck() } +func stack3752() { var buf [3752]byte; use(buf[:]); C.callGoStackCheck() } +func stack3756() { var buf [3756]byte; use(buf[:]); C.callGoStackCheck() } +func stack3760() { var buf [3760]byte; use(buf[:]); C.callGoStackCheck() } +func stack3764() { var buf [3764]byte; use(buf[:]); C.callGoStackCheck() } +func stack3768() { var buf [3768]byte; use(buf[:]); C.callGoStackCheck() } +func stack3772() { var buf [3772]byte; use(buf[:]); C.callGoStackCheck() } +func stack3776() { var buf [3776]byte; use(buf[:]); C.callGoStackCheck() } +func stack3780() { var buf [3780]byte; use(buf[:]); C.callGoStackCheck() } +func stack3784() { var buf [3784]byte; use(buf[:]); C.callGoStackCheck() } +func stack3788() { var buf [3788]byte; use(buf[:]); C.callGoStackCheck() } +func stack3792() { var buf [3792]byte; use(buf[:]); C.callGoStackCheck() } +func stack3796() { var buf [3796]byte; use(buf[:]); C.callGoStackCheck() } +func stack3800() { var buf [3800]byte; use(buf[:]); C.callGoStackCheck() } +func stack3804() { var buf [3804]byte; use(buf[:]); C.callGoStackCheck() } +func stack3808() { var buf [3808]byte; use(buf[:]); C.callGoStackCheck() } +func stack3812() { var buf [3812]byte; use(buf[:]); C.callGoStackCheck() } +func stack3816() { var buf [3816]byte; use(buf[:]); C.callGoStackCheck() } +func stack3820() { var buf [3820]byte; use(buf[:]); C.callGoStackCheck() } +func stack3824() { var buf [3824]byte; use(buf[:]); C.callGoStackCheck() } +func stack3828() { var buf [3828]byte; use(buf[:]); C.callGoStackCheck() } +func stack3832() { var buf [3832]byte; use(buf[:]); C.callGoStackCheck() } +func stack3836() { var buf [3836]byte; use(buf[:]); C.callGoStackCheck() } +func stack3840() { var buf [3840]byte; use(buf[:]); C.callGoStackCheck() } +func stack3844() { var buf [3844]byte; use(buf[:]); C.callGoStackCheck() } +func stack3848() { var buf [3848]byte; use(buf[:]); C.callGoStackCheck() } +func stack3852() { var buf [3852]byte; use(buf[:]); C.callGoStackCheck() } +func stack3856() { var buf [3856]byte; use(buf[:]); C.callGoStackCheck() } +func stack3860() { var buf [3860]byte; use(buf[:]); C.callGoStackCheck() } +func stack3864() { var buf [3864]byte; use(buf[:]); C.callGoStackCheck() } +func stack3868() { var buf [3868]byte; use(buf[:]); C.callGoStackCheck() } +func stack3872() { var buf [3872]byte; use(buf[:]); C.callGoStackCheck() } +func stack3876() { var buf [3876]byte; use(buf[:]); C.callGoStackCheck() } +func stack3880() { var buf [3880]byte; use(buf[:]); C.callGoStackCheck() } +func stack3884() { var buf [3884]byte; use(buf[:]); C.callGoStackCheck() } +func stack3888() { var buf [3888]byte; use(buf[:]); C.callGoStackCheck() } +func stack3892() { var buf [3892]byte; use(buf[:]); C.callGoStackCheck() } +func stack3896() { var buf [3896]byte; use(buf[:]); C.callGoStackCheck() } +func stack3900() { var buf [3900]byte; use(buf[:]); C.callGoStackCheck() } +func stack3904() { var buf [3904]byte; use(buf[:]); C.callGoStackCheck() } +func stack3908() { var buf [3908]byte; use(buf[:]); C.callGoStackCheck() } +func stack3912() { var buf [3912]byte; use(buf[:]); C.callGoStackCheck() } +func stack3916() { var buf [3916]byte; use(buf[:]); C.callGoStackCheck() } +func stack3920() { var buf [3920]byte; use(buf[:]); C.callGoStackCheck() } +func stack3924() { var buf [3924]byte; use(buf[:]); C.callGoStackCheck() } +func stack3928() { var buf [3928]byte; use(buf[:]); C.callGoStackCheck() } +func stack3932() { var buf [3932]byte; use(buf[:]); C.callGoStackCheck() } +func stack3936() { var buf [3936]byte; use(buf[:]); C.callGoStackCheck() } +func stack3940() { var buf [3940]byte; use(buf[:]); C.callGoStackCheck() } +func stack3944() { var buf [3944]byte; use(buf[:]); C.callGoStackCheck() } +func stack3948() { var buf [3948]byte; use(buf[:]); C.callGoStackCheck() } +func stack3952() { var buf [3952]byte; use(buf[:]); C.callGoStackCheck() } +func stack3956() { var buf [3956]byte; use(buf[:]); C.callGoStackCheck() } +func stack3960() { var buf [3960]byte; use(buf[:]); C.callGoStackCheck() } +func stack3964() { var buf [3964]byte; use(buf[:]); C.callGoStackCheck() } +func stack3968() { var buf [3968]byte; use(buf[:]); C.callGoStackCheck() } +func stack3972() { var buf [3972]byte; use(buf[:]); C.callGoStackCheck() } +func stack3976() { var buf [3976]byte; use(buf[:]); C.callGoStackCheck() } +func stack3980() { var buf [3980]byte; use(buf[:]); C.callGoStackCheck() } +func stack3984() { var buf [3984]byte; use(buf[:]); C.callGoStackCheck() } +func stack3988() { var buf [3988]byte; use(buf[:]); C.callGoStackCheck() } +func stack3992() { var buf [3992]byte; use(buf[:]); C.callGoStackCheck() } +func stack3996() { var buf [3996]byte; use(buf[:]); C.callGoStackCheck() } +func stack4000() { var buf [4000]byte; use(buf[:]); C.callGoStackCheck() } +func stack4004() { var buf [4004]byte; use(buf[:]); C.callGoStackCheck() } +func stack4008() { var buf [4008]byte; use(buf[:]); C.callGoStackCheck() } +func stack4012() { var buf [4012]byte; use(buf[:]); C.callGoStackCheck() } +func stack4016() { var buf [4016]byte; use(buf[:]); C.callGoStackCheck() } +func stack4020() { var buf [4020]byte; use(buf[:]); C.callGoStackCheck() } +func stack4024() { var buf [4024]byte; use(buf[:]); C.callGoStackCheck() } +func stack4028() { var buf [4028]byte; use(buf[:]); C.callGoStackCheck() } +func stack4032() { var buf [4032]byte; use(buf[:]); C.callGoStackCheck() } +func stack4036() { var buf [4036]byte; use(buf[:]); C.callGoStackCheck() } +func stack4040() { var buf [4040]byte; use(buf[:]); C.callGoStackCheck() } +func stack4044() { var buf [4044]byte; use(buf[:]); C.callGoStackCheck() } +func stack4048() { var buf [4048]byte; use(buf[:]); C.callGoStackCheck() } +func stack4052() { var buf [4052]byte; use(buf[:]); C.callGoStackCheck() } +func stack4056() { var buf [4056]byte; use(buf[:]); C.callGoStackCheck() } +func stack4060() { var buf [4060]byte; use(buf[:]); C.callGoStackCheck() } +func stack4064() { var buf [4064]byte; use(buf[:]); C.callGoStackCheck() } +func stack4068() { var buf [4068]byte; use(buf[:]); C.callGoStackCheck() } +func stack4072() { var buf [4072]byte; use(buf[:]); C.callGoStackCheck() } +func stack4076() { var buf [4076]byte; use(buf[:]); C.callGoStackCheck() } +func stack4080() { var buf [4080]byte; use(buf[:]); C.callGoStackCheck() } +func stack4084() { var buf [4084]byte; use(buf[:]); C.callGoStackCheck() } +func stack4088() { var buf [4088]byte; use(buf[:]); C.callGoStackCheck() } +func stack4092() { var buf [4092]byte; use(buf[:]); C.callGoStackCheck() } +func stack4096() { var buf [4096]byte; use(buf[:]); C.callGoStackCheck() } +func stack4100() { var buf [4100]byte; use(buf[:]); C.callGoStackCheck() } +func stack4104() { var buf [4104]byte; use(buf[:]); C.callGoStackCheck() } +func stack4108() { var buf [4108]byte; use(buf[:]); C.callGoStackCheck() } +func stack4112() { var buf [4112]byte; use(buf[:]); C.callGoStackCheck() } +func stack4116() { var buf [4116]byte; use(buf[:]); C.callGoStackCheck() } +func stack4120() { var buf [4120]byte; use(buf[:]); C.callGoStackCheck() } +func stack4124() { var buf [4124]byte; use(buf[:]); C.callGoStackCheck() } +func stack4128() { var buf [4128]byte; use(buf[:]); C.callGoStackCheck() } +func stack4132() { var buf [4132]byte; use(buf[:]); C.callGoStackCheck() } +func stack4136() { var buf [4136]byte; use(buf[:]); C.callGoStackCheck() } +func stack4140() { var buf [4140]byte; use(buf[:]); C.callGoStackCheck() } +func stack4144() { var buf [4144]byte; use(buf[:]); C.callGoStackCheck() } +func stack4148() { var buf [4148]byte; use(buf[:]); C.callGoStackCheck() } +func stack4152() { var buf [4152]byte; use(buf[:]); C.callGoStackCheck() } +func stack4156() { var buf [4156]byte; use(buf[:]); C.callGoStackCheck() } +func stack4160() { var buf [4160]byte; use(buf[:]); C.callGoStackCheck() } +func stack4164() { var buf [4164]byte; use(buf[:]); C.callGoStackCheck() } +func stack4168() { var buf [4168]byte; use(buf[:]); C.callGoStackCheck() } +func stack4172() { var buf [4172]byte; use(buf[:]); C.callGoStackCheck() } +func stack4176() { var buf [4176]byte; use(buf[:]); C.callGoStackCheck() } +func stack4180() { var buf [4180]byte; use(buf[:]); C.callGoStackCheck() } +func stack4184() { var buf [4184]byte; use(buf[:]); C.callGoStackCheck() } +func stack4188() { var buf [4188]byte; use(buf[:]); C.callGoStackCheck() } +func stack4192() { var buf [4192]byte; use(buf[:]); C.callGoStackCheck() } +func stack4196() { var buf [4196]byte; use(buf[:]); C.callGoStackCheck() } +func stack4200() { var buf [4200]byte; use(buf[:]); C.callGoStackCheck() } +func stack4204() { var buf [4204]byte; use(buf[:]); C.callGoStackCheck() } +func stack4208() { var buf [4208]byte; use(buf[:]); C.callGoStackCheck() } +func stack4212() { var buf [4212]byte; use(buf[:]); C.callGoStackCheck() } +func stack4216() { var buf [4216]byte; use(buf[:]); C.callGoStackCheck() } +func stack4220() { var buf [4220]byte; use(buf[:]); C.callGoStackCheck() } +func stack4224() { var buf [4224]byte; use(buf[:]); C.callGoStackCheck() } +func stack4228() { var buf [4228]byte; use(buf[:]); C.callGoStackCheck() } +func stack4232() { var buf [4232]byte; use(buf[:]); C.callGoStackCheck() } +func stack4236() { var buf [4236]byte; use(buf[:]); C.callGoStackCheck() } +func stack4240() { var buf [4240]byte; use(buf[:]); C.callGoStackCheck() } +func stack4244() { var buf [4244]byte; use(buf[:]); C.callGoStackCheck() } +func stack4248() { var buf [4248]byte; use(buf[:]); C.callGoStackCheck() } +func stack4252() { var buf [4252]byte; use(buf[:]); C.callGoStackCheck() } +func stack4256() { var buf [4256]byte; use(buf[:]); C.callGoStackCheck() } +func stack4260() { var buf [4260]byte; use(buf[:]); C.callGoStackCheck() } +func stack4264() { var buf [4264]byte; use(buf[:]); C.callGoStackCheck() } +func stack4268() { var buf [4268]byte; use(buf[:]); C.callGoStackCheck() } +func stack4272() { var buf [4272]byte; use(buf[:]); C.callGoStackCheck() } +func stack4276() { var buf [4276]byte; use(buf[:]); C.callGoStackCheck() } +func stack4280() { var buf [4280]byte; use(buf[:]); C.callGoStackCheck() } +func stack4284() { var buf [4284]byte; use(buf[:]); C.callGoStackCheck() } +func stack4288() { var buf [4288]byte; use(buf[:]); C.callGoStackCheck() } +func stack4292() { var buf [4292]byte; use(buf[:]); C.callGoStackCheck() } +func stack4296() { var buf [4296]byte; use(buf[:]); C.callGoStackCheck() } +func stack4300() { var buf [4300]byte; use(buf[:]); C.callGoStackCheck() } +func stack4304() { var buf [4304]byte; use(buf[:]); C.callGoStackCheck() } +func stack4308() { var buf [4308]byte; use(buf[:]); C.callGoStackCheck() } +func stack4312() { var buf [4312]byte; use(buf[:]); C.callGoStackCheck() } +func stack4316() { var buf [4316]byte; use(buf[:]); C.callGoStackCheck() } +func stack4320() { var buf [4320]byte; use(buf[:]); C.callGoStackCheck() } +func stack4324() { var buf [4324]byte; use(buf[:]); C.callGoStackCheck() } +func stack4328() { var buf [4328]byte; use(buf[:]); C.callGoStackCheck() } +func stack4332() { var buf [4332]byte; use(buf[:]); C.callGoStackCheck() } +func stack4336() { var buf [4336]byte; use(buf[:]); C.callGoStackCheck() } +func stack4340() { var buf [4340]byte; use(buf[:]); C.callGoStackCheck() } +func stack4344() { var buf [4344]byte; use(buf[:]); C.callGoStackCheck() } +func stack4348() { var buf [4348]byte; use(buf[:]); C.callGoStackCheck() } +func stack4352() { var buf [4352]byte; use(buf[:]); C.callGoStackCheck() } +func stack4356() { var buf [4356]byte; use(buf[:]); C.callGoStackCheck() } +func stack4360() { var buf [4360]byte; use(buf[:]); C.callGoStackCheck() } +func stack4364() { var buf [4364]byte; use(buf[:]); C.callGoStackCheck() } +func stack4368() { var buf [4368]byte; use(buf[:]); C.callGoStackCheck() } +func stack4372() { var buf [4372]byte; use(buf[:]); C.callGoStackCheck() } +func stack4376() { var buf [4376]byte; use(buf[:]); C.callGoStackCheck() } +func stack4380() { var buf [4380]byte; use(buf[:]); C.callGoStackCheck() } +func stack4384() { var buf [4384]byte; use(buf[:]); C.callGoStackCheck() } +func stack4388() { var buf [4388]byte; use(buf[:]); C.callGoStackCheck() } +func stack4392() { var buf [4392]byte; use(buf[:]); C.callGoStackCheck() } +func stack4396() { var buf [4396]byte; use(buf[:]); C.callGoStackCheck() } +func stack4400() { var buf [4400]byte; use(buf[:]); C.callGoStackCheck() } +func stack4404() { var buf [4404]byte; use(buf[:]); C.callGoStackCheck() } +func stack4408() { var buf [4408]byte; use(buf[:]); C.callGoStackCheck() } +func stack4412() { var buf [4412]byte; use(buf[:]); C.callGoStackCheck() } +func stack4416() { var buf [4416]byte; use(buf[:]); C.callGoStackCheck() } +func stack4420() { var buf [4420]byte; use(buf[:]); C.callGoStackCheck() } +func stack4424() { var buf [4424]byte; use(buf[:]); C.callGoStackCheck() } +func stack4428() { var buf [4428]byte; use(buf[:]); C.callGoStackCheck() } +func stack4432() { var buf [4432]byte; use(buf[:]); C.callGoStackCheck() } +func stack4436() { var buf [4436]byte; use(buf[:]); C.callGoStackCheck() } +func stack4440() { var buf [4440]byte; use(buf[:]); C.callGoStackCheck() } +func stack4444() { var buf [4444]byte; use(buf[:]); C.callGoStackCheck() } +func stack4448() { var buf [4448]byte; use(buf[:]); C.callGoStackCheck() } +func stack4452() { var buf [4452]byte; use(buf[:]); C.callGoStackCheck() } +func stack4456() { var buf [4456]byte; use(buf[:]); C.callGoStackCheck() } +func stack4460() { var buf [4460]byte; use(buf[:]); C.callGoStackCheck() } +func stack4464() { var buf [4464]byte; use(buf[:]); C.callGoStackCheck() } +func stack4468() { var buf [4468]byte; use(buf[:]); C.callGoStackCheck() } +func stack4472() { var buf [4472]byte; use(buf[:]); C.callGoStackCheck() } +func stack4476() { var buf [4476]byte; use(buf[:]); C.callGoStackCheck() } +func stack4480() { var buf [4480]byte; use(buf[:]); C.callGoStackCheck() } +func stack4484() { var buf [4484]byte; use(buf[:]); C.callGoStackCheck() } +func stack4488() { var buf [4488]byte; use(buf[:]); C.callGoStackCheck() } +func stack4492() { var buf [4492]byte; use(buf[:]); C.callGoStackCheck() } +func stack4496() { var buf [4496]byte; use(buf[:]); C.callGoStackCheck() } +func stack4500() { var buf [4500]byte; use(buf[:]); C.callGoStackCheck() } +func stack4504() { var buf [4504]byte; use(buf[:]); C.callGoStackCheck() } +func stack4508() { var buf [4508]byte; use(buf[:]); C.callGoStackCheck() } +func stack4512() { var buf [4512]byte; use(buf[:]); C.callGoStackCheck() } +func stack4516() { var buf [4516]byte; use(buf[:]); C.callGoStackCheck() } +func stack4520() { var buf [4520]byte; use(buf[:]); C.callGoStackCheck() } +func stack4524() { var buf [4524]byte; use(buf[:]); C.callGoStackCheck() } +func stack4528() { var buf [4528]byte; use(buf[:]); C.callGoStackCheck() } +func stack4532() { var buf [4532]byte; use(buf[:]); C.callGoStackCheck() } +func stack4536() { var buf [4536]byte; use(buf[:]); C.callGoStackCheck() } +func stack4540() { var buf [4540]byte; use(buf[:]); C.callGoStackCheck() } +func stack4544() { var buf [4544]byte; use(buf[:]); C.callGoStackCheck() } +func stack4548() { var buf [4548]byte; use(buf[:]); C.callGoStackCheck() } +func stack4552() { var buf [4552]byte; use(buf[:]); C.callGoStackCheck() } +func stack4556() { var buf [4556]byte; use(buf[:]); C.callGoStackCheck() } +func stack4560() { var buf [4560]byte; use(buf[:]); C.callGoStackCheck() } +func stack4564() { var buf [4564]byte; use(buf[:]); C.callGoStackCheck() } +func stack4568() { var buf [4568]byte; use(buf[:]); C.callGoStackCheck() } +func stack4572() { var buf [4572]byte; use(buf[:]); C.callGoStackCheck() } +func stack4576() { var buf [4576]byte; use(buf[:]); C.callGoStackCheck() } +func stack4580() { var buf [4580]byte; use(buf[:]); C.callGoStackCheck() } +func stack4584() { var buf [4584]byte; use(buf[:]); C.callGoStackCheck() } +func stack4588() { var buf [4588]byte; use(buf[:]); C.callGoStackCheck() } +func stack4592() { var buf [4592]byte; use(buf[:]); C.callGoStackCheck() } +func stack4596() { var buf [4596]byte; use(buf[:]); C.callGoStackCheck() } +func stack4600() { var buf [4600]byte; use(buf[:]); C.callGoStackCheck() } +func stack4604() { var buf [4604]byte; use(buf[:]); C.callGoStackCheck() } +func stack4608() { var buf [4608]byte; use(buf[:]); C.callGoStackCheck() } +func stack4612() { var buf [4612]byte; use(buf[:]); C.callGoStackCheck() } +func stack4616() { var buf [4616]byte; use(buf[:]); C.callGoStackCheck() } +func stack4620() { var buf [4620]byte; use(buf[:]); C.callGoStackCheck() } +func stack4624() { var buf [4624]byte; use(buf[:]); C.callGoStackCheck() } +func stack4628() { var buf [4628]byte; use(buf[:]); C.callGoStackCheck() } +func stack4632() { var buf [4632]byte; use(buf[:]); C.callGoStackCheck() } +func stack4636() { var buf [4636]byte; use(buf[:]); C.callGoStackCheck() } +func stack4640() { var buf [4640]byte; use(buf[:]); C.callGoStackCheck() } +func stack4644() { var buf [4644]byte; use(buf[:]); C.callGoStackCheck() } +func stack4648() { var buf [4648]byte; use(buf[:]); C.callGoStackCheck() } +func stack4652() { var buf [4652]byte; use(buf[:]); C.callGoStackCheck() } +func stack4656() { var buf [4656]byte; use(buf[:]); C.callGoStackCheck() } +func stack4660() { var buf [4660]byte; use(buf[:]); C.callGoStackCheck() } +func stack4664() { var buf [4664]byte; use(buf[:]); C.callGoStackCheck() } +func stack4668() { var buf [4668]byte; use(buf[:]); C.callGoStackCheck() } +func stack4672() { var buf [4672]byte; use(buf[:]); C.callGoStackCheck() } +func stack4676() { var buf [4676]byte; use(buf[:]); C.callGoStackCheck() } +func stack4680() { var buf [4680]byte; use(buf[:]); C.callGoStackCheck() } +func stack4684() { var buf [4684]byte; use(buf[:]); C.callGoStackCheck() } +func stack4688() { var buf [4688]byte; use(buf[:]); C.callGoStackCheck() } +func stack4692() { var buf [4692]byte; use(buf[:]); C.callGoStackCheck() } +func stack4696() { var buf [4696]byte; use(buf[:]); C.callGoStackCheck() } +func stack4700() { var buf [4700]byte; use(buf[:]); C.callGoStackCheck() } +func stack4704() { var buf [4704]byte; use(buf[:]); C.callGoStackCheck() } +func stack4708() { var buf [4708]byte; use(buf[:]); C.callGoStackCheck() } +func stack4712() { var buf [4712]byte; use(buf[:]); C.callGoStackCheck() } +func stack4716() { var buf [4716]byte; use(buf[:]); C.callGoStackCheck() } +func stack4720() { var buf [4720]byte; use(buf[:]); C.callGoStackCheck() } +func stack4724() { var buf [4724]byte; use(buf[:]); C.callGoStackCheck() } +func stack4728() { var buf [4728]byte; use(buf[:]); C.callGoStackCheck() } +func stack4732() { var buf [4732]byte; use(buf[:]); C.callGoStackCheck() } +func stack4736() { var buf [4736]byte; use(buf[:]); C.callGoStackCheck() } +func stack4740() { var buf [4740]byte; use(buf[:]); C.callGoStackCheck() } +func stack4744() { var buf [4744]byte; use(buf[:]); C.callGoStackCheck() } +func stack4748() { var buf [4748]byte; use(buf[:]); C.callGoStackCheck() } +func stack4752() { var buf [4752]byte; use(buf[:]); C.callGoStackCheck() } +func stack4756() { var buf [4756]byte; use(buf[:]); C.callGoStackCheck() } +func stack4760() { var buf [4760]byte; use(buf[:]); C.callGoStackCheck() } +func stack4764() { var buf [4764]byte; use(buf[:]); C.callGoStackCheck() } +func stack4768() { var buf [4768]byte; use(buf[:]); C.callGoStackCheck() } +func stack4772() { var buf [4772]byte; use(buf[:]); C.callGoStackCheck() } +func stack4776() { var buf [4776]byte; use(buf[:]); C.callGoStackCheck() } +func stack4780() { var buf [4780]byte; use(buf[:]); C.callGoStackCheck() } +func stack4784() { var buf [4784]byte; use(buf[:]); C.callGoStackCheck() } +func stack4788() { var buf [4788]byte; use(buf[:]); C.callGoStackCheck() } +func stack4792() { var buf [4792]byte; use(buf[:]); C.callGoStackCheck() } +func stack4796() { var buf [4796]byte; use(buf[:]); C.callGoStackCheck() } +func stack4800() { var buf [4800]byte; use(buf[:]); C.callGoStackCheck() } +func stack4804() { var buf [4804]byte; use(buf[:]); C.callGoStackCheck() } +func stack4808() { var buf [4808]byte; use(buf[:]); C.callGoStackCheck() } +func stack4812() { var buf [4812]byte; use(buf[:]); C.callGoStackCheck() } +func stack4816() { var buf [4816]byte; use(buf[:]); C.callGoStackCheck() } +func stack4820() { var buf [4820]byte; use(buf[:]); C.callGoStackCheck() } +func stack4824() { var buf [4824]byte; use(buf[:]); C.callGoStackCheck() } +func stack4828() { var buf [4828]byte; use(buf[:]); C.callGoStackCheck() } +func stack4832() { var buf [4832]byte; use(buf[:]); C.callGoStackCheck() } +func stack4836() { var buf [4836]byte; use(buf[:]); C.callGoStackCheck() } +func stack4840() { var buf [4840]byte; use(buf[:]); C.callGoStackCheck() } +func stack4844() { var buf [4844]byte; use(buf[:]); C.callGoStackCheck() } +func stack4848() { var buf [4848]byte; use(buf[:]); C.callGoStackCheck() } +func stack4852() { var buf [4852]byte; use(buf[:]); C.callGoStackCheck() } +func stack4856() { var buf [4856]byte; use(buf[:]); C.callGoStackCheck() } +func stack4860() { var buf [4860]byte; use(buf[:]); C.callGoStackCheck() } +func stack4864() { var buf [4864]byte; use(buf[:]); C.callGoStackCheck() } +func stack4868() { var buf [4868]byte; use(buf[:]); C.callGoStackCheck() } +func stack4872() { var buf [4872]byte; use(buf[:]); C.callGoStackCheck() } +func stack4876() { var buf [4876]byte; use(buf[:]); C.callGoStackCheck() } +func stack4880() { var buf [4880]byte; use(buf[:]); C.callGoStackCheck() } +func stack4884() { var buf [4884]byte; use(buf[:]); C.callGoStackCheck() } +func stack4888() { var buf [4888]byte; use(buf[:]); C.callGoStackCheck() } +func stack4892() { var buf [4892]byte; use(buf[:]); C.callGoStackCheck() } +func stack4896() { var buf [4896]byte; use(buf[:]); C.callGoStackCheck() } +func stack4900() { var buf [4900]byte; use(buf[:]); C.callGoStackCheck() } +func stack4904() { var buf [4904]byte; use(buf[:]); C.callGoStackCheck() } +func stack4908() { var buf [4908]byte; use(buf[:]); C.callGoStackCheck() } +func stack4912() { var buf [4912]byte; use(buf[:]); C.callGoStackCheck() } +func stack4916() { var buf [4916]byte; use(buf[:]); C.callGoStackCheck() } +func stack4920() { var buf [4920]byte; use(buf[:]); C.callGoStackCheck() } +func stack4924() { var buf [4924]byte; use(buf[:]); C.callGoStackCheck() } +func stack4928() { var buf [4928]byte; use(buf[:]); C.callGoStackCheck() } +func stack4932() { var buf [4932]byte; use(buf[:]); C.callGoStackCheck() } +func stack4936() { var buf [4936]byte; use(buf[:]); C.callGoStackCheck() } +func stack4940() { var buf [4940]byte; use(buf[:]); C.callGoStackCheck() } +func stack4944() { var buf [4944]byte; use(buf[:]); C.callGoStackCheck() } +func stack4948() { var buf [4948]byte; use(buf[:]); C.callGoStackCheck() } +func stack4952() { var buf [4952]byte; use(buf[:]); C.callGoStackCheck() } +func stack4956() { var buf [4956]byte; use(buf[:]); C.callGoStackCheck() } +func stack4960() { var buf [4960]byte; use(buf[:]); C.callGoStackCheck() } +func stack4964() { var buf [4964]byte; use(buf[:]); C.callGoStackCheck() } +func stack4968() { var buf [4968]byte; use(buf[:]); C.callGoStackCheck() } +func stack4972() { var buf [4972]byte; use(buf[:]); C.callGoStackCheck() } +func stack4976() { var buf [4976]byte; use(buf[:]); C.callGoStackCheck() } +func stack4980() { var buf [4980]byte; use(buf[:]); C.callGoStackCheck() } +func stack4984() { var buf [4984]byte; use(buf[:]); C.callGoStackCheck() } +func stack4988() { var buf [4988]byte; use(buf[:]); C.callGoStackCheck() } +func stack4992() { var buf [4992]byte; use(buf[:]); C.callGoStackCheck() } +func stack4996() { var buf [4996]byte; use(buf[:]); C.callGoStackCheck() } +func stack5000() { var buf [5000]byte; use(buf[:]); C.callGoStackCheck() } diff --git a/misc/cgo/test/callback_c.c b/misc/cgo/test/callback_c.c new file mode 100644 index 0000000..8ecf70f --- /dev/null +++ b/misc/cgo/test/callback_c.c @@ -0,0 +1,67 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include <string.h> + +#include "_cgo_export.h" + +void +callback(void *f) +{ + // use some stack space + volatile char data[64*1024]; + + data[0] = 0; + goCallback(f); + data[sizeof(data)-1] = 0; +} + +void +callGoFoo(void) +{ + extern void goFoo(void); + goFoo(); +} + +void +IntoC(void) +{ + BackIntoGo(); +} + +void +Issue1560InC(void) +{ + Issue1560FromC(); +} + +void +callGoStackCheck(void) +{ + extern void goStackCheck(void); + goStackCheck(); +} + +int +returnAfterGrow(void) +{ + extern int goReturnVal(void); + goReturnVal(); + return 123456; +} + +int +returnAfterGrowFromGo(void) +{ + extern int goReturnVal(void); + return goReturnVal(); +} + +void +callGoWithString(void) +{ + extern void goWithString(GoString); + const char *str = "string passed from C to Go"; + goWithString((GoString){str, strlen(str)}); +} diff --git a/misc/cgo/test/callback_c_gc.c b/misc/cgo/test/callback_c_gc.c new file mode 100644 index 0000000..eb720eb --- /dev/null +++ b/misc/cgo/test/callback_c_gc.c @@ -0,0 +1,25 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gc + +#include "_cgo_export.h" +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> + +/* Test calling panic from C. This is what SWIG does. */ + +extern void crosscall2(void (*fn)(void *, int), void *, int); +extern void _cgo_panic(void *, int); +extern void _cgo_allocate(void *, int); + +void +callPanic(void) +{ + struct { const char *p; } a; + a.p = "panic from C"; + crosscall2(_cgo_panic, &a, sizeof a); + *(int*)1 = 1; +} diff --git a/misc/cgo/test/callback_c_gccgo.c b/misc/cgo/test/callback_c_gccgo.c new file mode 100644 index 0000000..4eaa818 --- /dev/null +++ b/misc/cgo/test/callback_c_gccgo.c @@ -0,0 +1,21 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gccgo + +#include "_cgo_export.h" +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> + +/* Test calling panic from C. This is what SWIG does. */ + +extern void _cgo_panic(const char *); +extern void *_cgo_allocate(size_t); + +void +callPanic(void) +{ + _cgo_panic("panic from C"); +} diff --git a/misc/cgo/test/cgo_linux_test.go b/misc/cgo/test/cgo_linux_test.go new file mode 100644 index 0000000..3a1cf98 --- /dev/null +++ b/misc/cgo/test/cgo_linux_test.go @@ -0,0 +1,43 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import ( + "os" + "runtime" + "testing" +) + +func TestSetgid(t *testing.T) { + if runtime.GOOS == "android" { + t.Skip("unsupported on Android") + } + if _, err := os.Stat("/etc/alpine-release"); err == nil { + t.Skip("setgid is broken with musl libc - go.dev/issue/39857") + } + testSetgid(t) +} + +func TestSetgidStress(t *testing.T) { + if runtime.GOOS == "android" { + t.Skip("unsupported on Android") + } + if _, err := os.Stat("/etc/alpine-release"); err == nil { + t.Skip("setgid is broken with musl libc - go.dev/issue/39857") + } + testSetgidStress(t) +} + +func Test1435(t *testing.T) { test1435(t) } +func Test6997(t *testing.T) { test6997(t) } + +func Test9400(t *testing.T) { + if _, err := os.Stat("/etc/alpine-release"); err == nil { + t.Skip("setgid is broken with musl libc - go.dev/issue/39857") + } + test9400(t) +} + +func TestBuildID(t *testing.T) { testBuildID(t) } diff --git a/misc/cgo/test/cgo_stubs_android_test.go b/misc/cgo/test/cgo_stubs_android_test.go new file mode 100644 index 0000000..a1c2482 --- /dev/null +++ b/misc/cgo/test/cgo_stubs_android_test.go @@ -0,0 +1,12 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import "testing" + +// Stubs for tests that fails to build on Android +func test6997(t *testing.T) {} +func test8694(t *testing.T) {} +func testSigaltstack(t *testing.T) {} diff --git a/misc/cgo/test/cgo_test.go b/misc/cgo/test/cgo_test.go new file mode 100644 index 0000000..5b29895 --- /dev/null +++ b/misc/cgo/test/cgo_test.go @@ -0,0 +1,109 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import "testing" + +// The actual test functions are in non-_test.go files +// so that they can use cgo (import "C"). +// These wrappers are here for gotest to find. + +func Test1328(t *testing.T) { test1328(t) } +func Test1560(t *testing.T) { test1560(t) } +func Test1635(t *testing.T) { test1635(t) } +func Test3250(t *testing.T) { test3250(t) } +func Test3729(t *testing.T) { test3729(t) } +func Test3775(t *testing.T) { test3775(t) } +func Test4029(t *testing.T) { test4029(t) } +func Test4339(t *testing.T) { test4339(t) } +func Test5227(t *testing.T) { test5227(t) } +func Test5242(t *testing.T) { test5242(t) } +func Test5337(t *testing.T) { test5337(t) } +func Test5548(t *testing.T) { test5548(t) } +func Test5603(t *testing.T) { test5603(t) } +func Test5986(t *testing.T) { test5986(t) } +func Test6390(t *testing.T) { test6390(t) } +func Test6833(t *testing.T) { test6833(t) } +func Test6907(t *testing.T) { test6907(t) } +func Test6907Go(t *testing.T) { test6907Go(t) } +func Test7560(t *testing.T) { test7560(t) } +func Test7665(t *testing.T) { test7665(t) } +func Test7978(t *testing.T) { test7978(t) } +func Test8092(t *testing.T) { test8092(t) } +func Test8517(t *testing.T) { test8517(t) } +func Test8694(t *testing.T) { test8694(t) } +func Test8756(t *testing.T) { test8756(t) } +func Test8811(t *testing.T) { test8811(t) } +func Test9026(t *testing.T) { test9026(t) } +func Test9510(t *testing.T) { test9510(t) } +func Test9557(t *testing.T) { test9557(t) } +func Test10303(t *testing.T) { test10303(t, 10) } +func Test11925(t *testing.T) { test11925(t) } +func Test12030(t *testing.T) { test12030(t) } +func Test14838(t *testing.T) { test14838(t) } +func Test17065(t *testing.T) { test17065(t) } +func Test17537(t *testing.T) { test17537(t) } +func Test18126(t *testing.T) { test18126(t) } +func Test18720(t *testing.T) { test18720(t) } +func Test20129(t *testing.T) { test20129(t) } +func Test20266(t *testing.T) { test20266(t) } +func Test20369(t *testing.T) { test20369(t) } +func Test20910(t *testing.T) { test20910(t) } +func Test21708(t *testing.T) { test21708(t) } +func Test21809(t *testing.T) { test21809(t) } +func Test21897(t *testing.T) { test21897(t) } +func Test22906(t *testing.T) { test22906(t) } +func Test23356(t *testing.T) { test23356(t) } +func Test24206(t *testing.T) { test24206(t) } +func Test25143(t *testing.T) { test25143(t) } +func Test26066(t *testing.T) { test26066(t) } +func Test26213(t *testing.T) { test26213(t) } +func Test27660(t *testing.T) { test27660(t) } +func Test28896(t *testing.T) { test28896(t) } +func Test30065(t *testing.T) { test30065(t) } +func Test32579(t *testing.T) { test32579(t) } +func Test31891(t *testing.T) { test31891(t) } +func Test42018(t *testing.T) { test42018(t) } +func Test45451(t *testing.T) { test45451(t) } +func Test49633(t *testing.T) { test49633(t) } +func TestAlign(t *testing.T) { testAlign(t) } +func TestAtol(t *testing.T) { testAtol(t) } +func TestBlocking(t *testing.T) { testBlocking(t) } +func TestBoolAlign(t *testing.T) { testBoolAlign(t) } +func TestCallGoWithString(t *testing.T) { testCallGoWithString(t) } +func TestCallback(t *testing.T) { testCallback(t) } +func TestCallbackCallers(t *testing.T) { testCallbackCallers(t) } +func TestCallbackGC(t *testing.T) { testCallbackGC(t) } +func TestCallbackPanic(t *testing.T) { testCallbackPanic(t) } +func TestCallbackPanicLocked(t *testing.T) { testCallbackPanicLocked(t) } +func TestCallbackPanicLoop(t *testing.T) { testCallbackPanicLoop(t) } +func TestCallbackStack(t *testing.T) { testCallbackStack(t) } +func TestCflags(t *testing.T) { testCflags(t) } +func TestCheckConst(t *testing.T) { testCheckConst(t) } +func TestConst(t *testing.T) { testConst(t) } +func TestCthread(t *testing.T) { testCthread(t) } +func TestEnum(t *testing.T) { testEnum(t) } +func TestNamedEnum(t *testing.T) { testNamedEnum(t) } +func TestCastToEnum(t *testing.T) { testCastToEnum(t) } +func TestErrno(t *testing.T) { testErrno(t) } +func TestFpVar(t *testing.T) { testFpVar(t) } +func TestGCC68255(t *testing.T) { testGCC68255(t) } +func TestHandle(t *testing.T) { testHandle(t) } +func TestHelpers(t *testing.T) { testHelpers(t) } +func TestLibgcc(t *testing.T) { testLibgcc(t) } +func TestMultipleAssign(t *testing.T) { testMultipleAssign(t) } +func TestNaming(t *testing.T) { testNaming(t) } +func TestPanicFromC(t *testing.T) { testPanicFromC(t) } +func TestPrintf(t *testing.T) { testPrintf(t) } +func TestReturnAfterGrow(t *testing.T) { testReturnAfterGrow(t) } +func TestReturnAfterGrowFromGo(t *testing.T) { testReturnAfterGrowFromGo(t) } +func TestSetEnv(t *testing.T) { testSetEnv(t) } +func TestThreadLock(t *testing.T) { testThreadLockFunc(t) } +func TestUnsignedInt(t *testing.T) { testUnsignedInt(t) } +func TestZeroArgCallback(t *testing.T) { testZeroArgCallback(t) } + +func BenchmarkCgoCall(b *testing.B) { benchCgoCall(b) } +func BenchmarkGoString(b *testing.B) { benchGoString(b) } +func BenchmarkCGoCallback(b *testing.B) { benchCallback(b) } diff --git a/misc/cgo/test/cgo_thread_lock.go b/misc/cgo/test/cgo_thread_lock.go new file mode 100644 index 0000000..3b9ac84 --- /dev/null +++ b/misc/cgo/test/cgo_thread_lock.go @@ -0,0 +1,54 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build linux && freebsd && openbsd +// +build linux,freebsd,openbsd + +package cgotest + +/* +#include <unistd.h> +#include <sys/syscall.h> +void Gosched(void); +static int Ctid(void) { Gosched(); return syscall(SYS_gettid); } +*/ +import "C" + +import ( + "runtime" + "syscall" + "testing" + "time" +) + +//export Gosched +func Gosched() { + runtime.Gosched() +} + +func init() { + testThreadLockFunc = testThreadLock +} + +func testThreadLock(t *testing.T) { + stop := make(chan int) + go func() { + // We need the G continue running, + // so the M has a chance to run this G. + for { + select { + case <-stop: + return + case <-time.After(time.Millisecond * 100): + } + } + }() + defer close(stop) + + for i := 0; i < 1000; i++ { + if C.int(syscall.Gettid()) != C.Ctid() { + t.Fatalf("cgo has not locked OS thread") + } + } +} diff --git a/misc/cgo/test/cgo_unix_test.go b/misc/cgo/test/cgo_unix_test.go new file mode 100644 index 0000000..a324503 --- /dev/null +++ b/misc/cgo/test/cgo_unix_test.go @@ -0,0 +1,14 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +package cgotest + +import "testing" + +func TestSigaltstack(t *testing.T) { testSigaltstack(t) } +func TestSigprocmask(t *testing.T) { testSigprocmask(t) } +func Test18146(t *testing.T) { test18146(t) } diff --git a/misc/cgo/test/cthread_unix.c b/misc/cgo/test/cthread_unix.c new file mode 100644 index 0000000..247d636 --- /dev/null +++ b/misc/cgo/test/cthread_unix.c @@ -0,0 +1,34 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris + +#include <pthread.h> +#include "_cgo_export.h" + +static void* +addThread(void *p) +{ + int i, max; + + max = *(int*)p; + for(i=0; i<max; i++) + Add(i); + return 0; +} + +void +doAdd(int max, int nthread) +{ + enum { MaxThread = 20 }; + int i; + pthread_t thread_id[MaxThread]; + + if(nthread > MaxThread) + nthread = MaxThread; + for(i=0; i<nthread; i++) + pthread_create(&thread_id[i], 0, addThread, &max); + for(i=0; i<nthread; i++) + pthread_join(thread_id[i], 0); +} diff --git a/misc/cgo/test/cthread_windows.c b/misc/cgo/test/cthread_windows.c new file mode 100644 index 0000000..3a62ddd --- /dev/null +++ b/misc/cgo/test/cthread_windows.c @@ -0,0 +1,37 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#define WIN32_LEAN_AND_MEAN +#include <windows.h> +#include <process.h> +#include "_cgo_export.h" + +__stdcall +static unsigned int +addThread(void *p) +{ + int i, max; + + max = *(int*)p; + for(i=0; i<max; i++) + Add(i); + return 0; +} + +void +doAdd(int max, int nthread) +{ + enum { MaxThread = 20 }; + int i; + uintptr_t thread_id[MaxThread]; + + if(nthread > MaxThread) + nthread = MaxThread; + for(i=0; i<nthread; i++) + thread_id[i] = _beginthreadex(0, 0, addThread, &max, 0, 0); + for(i=0; i<nthread; i++) { + WaitForSingleObject((HANDLE)thread_id[i], INFINITE); + CloseHandle((HANDLE)thread_id[i]); + } +} diff --git a/misc/cgo/test/gcc68255.go b/misc/cgo/test/gcc68255.go new file mode 100644 index 0000000..7b25e02 --- /dev/null +++ b/misc/cgo/test/gcc68255.go @@ -0,0 +1,17 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import ( + "testing" + + "misc/cgo/test/gcc68255" +) + +func testGCC68255(t *testing.T) { + if !gcc68255.F() { + t.Error("C global variable was not initialized") + } +} diff --git a/misc/cgo/test/gcc68255/a.go b/misc/cgo/test/gcc68255/a.go new file mode 100644 index 0000000..e106dee --- /dev/null +++ b/misc/cgo/test/gcc68255/a.go @@ -0,0 +1,17 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that it's OK to have C code that does nothing other than +// initialize a global variable. This used to fail with gccgo. + +package gcc68255 + +/* +#include "c.h" +*/ +import "C" + +func F() bool { + return C.v != nil +} diff --git a/misc/cgo/test/gcc68255/c.c b/misc/cgo/test/gcc68255/c.c new file mode 100644 index 0000000..a4fe193 --- /dev/null +++ b/misc/cgo/test/gcc68255/c.c @@ -0,0 +1,8 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +static void f(void) { +} + +void (*v)(void) = f; diff --git a/misc/cgo/test/gcc68255/c.h b/misc/cgo/test/gcc68255/c.h new file mode 100644 index 0000000..05ecd81 --- /dev/null +++ b/misc/cgo/test/gcc68255/c.h @@ -0,0 +1,5 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +extern void (*v)(void); diff --git a/misc/cgo/test/issue1435.go b/misc/cgo/test/issue1435.go new file mode 100644 index 0000000..3fb721a --- /dev/null +++ b/misc/cgo/test/issue1435.go @@ -0,0 +1,204 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build linux && cgo +// +build linux,cgo + +package cgotest + +import ( + "fmt" + "os" + "runtime" + "sort" + "strings" + "syscall" + "testing" +) + +// #include <stdio.h> +// #include <stdlib.h> +// #include <pthread.h> +// #include <unistd.h> +// #include <sys/types.h> +// +// pthread_t *t = NULL; +// pthread_mutex_t mu; +// int nts = 0; +// int all_done = 0; +// +// static void *aFn(void *vargp) { +// int done = 0; +// while (!done) { +// usleep(100); +// pthread_mutex_lock(&mu); +// done = all_done; +// pthread_mutex_unlock(&mu); +// } +// return NULL; +// } +// +// void trial(int argc) { +// int i; +// nts = argc; +// t = calloc(nts, sizeof(pthread_t)); +// pthread_mutex_init(&mu, NULL); +// for (i = 0; i < nts; i++) { +// pthread_create(&t[i], NULL, aFn, NULL); +// } +// } +// +// void cleanup(void) { +// int i; +// pthread_mutex_lock(&mu); +// all_done = 1; +// pthread_mutex_unlock(&mu); +// for (i = 0; i < nts; i++) { +// pthread_join(t[i], NULL); +// } +// pthread_mutex_destroy(&mu); +// free(t); +// } +import "C" + +// compareStatus is used to confirm the contents of the thread +// specific status files match expectations. +func compareStatus(filter, expect string) error { + expected := filter + expect + pid := syscall.Getpid() + fs, err := os.ReadDir(fmt.Sprintf("/proc/%d/task", pid)) + if err != nil { + return fmt.Errorf("unable to find %d tasks: %v", pid, err) + } + expectedProc := fmt.Sprintf("Pid:\t%d", pid) + foundAThread := false + for _, f := range fs { + tf := fmt.Sprintf("/proc/%s/status", f.Name()) + d, err := os.ReadFile(tf) + if err != nil { + // There are a surprising number of ways this + // can error out on linux. We've seen all of + // the following, so treat any error here as + // equivalent to the "process is gone": + // os.IsNotExist(err), + // "... : no such process", + // "... : bad file descriptor. + continue + } + lines := strings.Split(string(d), "\n") + for _, line := range lines { + // Different kernel vintages pad differently. + line = strings.TrimSpace(line) + if strings.HasPrefix(line, "Pid:\t") { + // On loaded systems, it is possible + // for a TID to be reused really + // quickly. As such, we need to + // validate that the thread status + // info we just read is a task of the + // same process PID as we are + // currently running, and not a + // recently terminated thread + // resurfaced in a different process. + if line != expectedProc { + break + } + // Fall through in the unlikely case + // that filter at some point is + // "Pid:\t". + } + if strings.HasPrefix(line, filter) { + if line == expected { + foundAThread = true + break + } + if filter == "Groups:" && strings.HasPrefix(line, "Groups:\t") { + // https://github.com/golang/go/issues/46145 + // Containers don't reliably output this line in sorted order so manually sort and compare that. + a := strings.Split(line[8:], " ") + sort.Strings(a) + got := strings.Join(a, " ") + if got == expected[8:] { + foundAThread = true + break + } + + } + return fmt.Errorf("%q got:%q want:%q (bad) [pid=%d file:'%s' %v]\n", tf, line, expected, pid, string(d), expectedProc) + } + } + } + if !foundAThread { + return fmt.Errorf("found no thread /proc/<TID>/status files for process %q", expectedProc) + } + return nil +} + +// test1435 test 9 glibc implemented setuid/gid syscall functions are +// mapped. This test is a slightly more expansive test than that of +// src/syscall/syscall_linux_test.go:TestSetuidEtc() insofar as it +// launches concurrent threads from C code via CGo and validates that +// they are subject to the system calls being tested. For the actual +// Go functionality being tested here, the syscall_linux_test version +// is considered authoritative, but non-trivial improvements to that +// should be mirrored here. +func test1435(t *testing.T) { + if syscall.Getuid() != 0 { + t.Skip("skipping root only test") + } + if runtime.GOOS == "linux" { + if _, err := os.Stat("/etc/alpine-release"); err == nil { + t.Skip("skipping failing test on alpine - go.dev/issue/19938") + } + } + + // Launch some threads in C. + const cts = 5 + C.trial(cts) + defer C.cleanup() + + vs := []struct { + call string + fn func() error + filter, expect string + }{ + {call: "Setegid(1)", fn: func() error { return syscall.Setegid(1) }, filter: "Gid:", expect: "\t0\t1\t0\t1"}, + {call: "Setegid(0)", fn: func() error { return syscall.Setegid(0) }, filter: "Gid:", expect: "\t0\t0\t0\t0"}, + + {call: "Seteuid(1)", fn: func() error { return syscall.Seteuid(1) }, filter: "Uid:", expect: "\t0\t1\t0\t1"}, + {call: "Setuid(0)", fn: func() error { return syscall.Setuid(0) }, filter: "Uid:", expect: "\t0\t0\t0\t0"}, + + {call: "Setgid(1)", fn: func() error { return syscall.Setgid(1) }, filter: "Gid:", expect: "\t1\t1\t1\t1"}, + {call: "Setgid(0)", fn: func() error { return syscall.Setgid(0) }, filter: "Gid:", expect: "\t0\t0\t0\t0"}, + + {call: "Setgroups([]int{0,1,2,3})", fn: func() error { return syscall.Setgroups([]int{0, 1, 2, 3}) }, filter: "Groups:", expect: "\t0 1 2 3"}, + {call: "Setgroups(nil)", fn: func() error { return syscall.Setgroups(nil) }, filter: "Groups:", expect: ""}, + {call: "Setgroups([]int{0})", fn: func() error { return syscall.Setgroups([]int{0}) }, filter: "Groups:", expect: "\t0"}, + + {call: "Setregid(101,0)", fn: func() error { return syscall.Setregid(101, 0) }, filter: "Gid:", expect: "\t101\t0\t0\t0"}, + {call: "Setregid(0,102)", fn: func() error { return syscall.Setregid(0, 102) }, filter: "Gid:", expect: "\t0\t102\t102\t102"}, + {call: "Setregid(0,0)", fn: func() error { return syscall.Setregid(0, 0) }, filter: "Gid:", expect: "\t0\t0\t0\t0"}, + + {call: "Setreuid(1,0)", fn: func() error { return syscall.Setreuid(1, 0) }, filter: "Uid:", expect: "\t1\t0\t0\t0"}, + {call: "Setreuid(0,2)", fn: func() error { return syscall.Setreuid(0, 2) }, filter: "Uid:", expect: "\t0\t2\t2\t2"}, + {call: "Setreuid(0,0)", fn: func() error { return syscall.Setreuid(0, 0) }, filter: "Uid:", expect: "\t0\t0\t0\t0"}, + + {call: "Setresgid(101,0,102)", fn: func() error { return syscall.Setresgid(101, 0, 102) }, filter: "Gid:", expect: "\t101\t0\t102\t0"}, + {call: "Setresgid(0,102,101)", fn: func() error { return syscall.Setresgid(0, 102, 101) }, filter: "Gid:", expect: "\t0\t102\t101\t102"}, + {call: "Setresgid(0,0,0)", fn: func() error { return syscall.Setresgid(0, 0, 0) }, filter: "Gid:", expect: "\t0\t0\t0\t0"}, + + {call: "Setresuid(1,0,2)", fn: func() error { return syscall.Setresuid(1, 0, 2) }, filter: "Uid:", expect: "\t1\t0\t2\t0"}, + {call: "Setresuid(0,2,1)", fn: func() error { return syscall.Setresuid(0, 2, 1) }, filter: "Uid:", expect: "\t0\t2\t1\t2"}, + {call: "Setresuid(0,0,0)", fn: func() error { return syscall.Setresuid(0, 0, 0) }, filter: "Uid:", expect: "\t0\t0\t0\t0"}, + } + + for i, v := range vs { + if err := v.fn(); err != nil { + t.Errorf("[%d] %q failed: %v", i, v.call, err) + continue + } + if err := compareStatus(v.filter, v.expect); err != nil { + t.Errorf("[%d] %q comparison: %v", i, v.call, err) + } + } +} diff --git a/misc/cgo/test/issue18146.go b/misc/cgo/test/issue18146.go new file mode 100644 index 0000000..e50f9ae --- /dev/null +++ b/misc/cgo/test/issue18146.go @@ -0,0 +1,129 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +// Issue 18146: pthread_create failure during syscall.Exec. + +package cgotest + +import ( + "bytes" + "crypto/md5" + "os" + "os/exec" + "runtime" + "syscall" + "testing" + "time" +) + +func test18146(t *testing.T) { + if testing.Short() { + t.Skip("skipping in short mode") + } + + if runtime.GOOS == "darwin" || runtime.GOOS == "ios" { + t.Skipf("skipping flaky test on %s; see golang.org/issue/18202", runtime.GOOS) + } + + if runtime.GOARCH == "mips" || runtime.GOARCH == "mips64" { + t.Skipf("skipping on %s", runtime.GOARCH) + } + + attempts := 1000 + threads := 4 + + // Restrict the number of attempts based on RLIMIT_NPROC. + // Tediously, RLIMIT_NPROC was left out of the syscall package, + // probably because it is not in POSIX.1, so we define it here. + // It is not defined on Solaris. + var nproc int + setNproc := true + switch runtime.GOOS { + default: + setNproc = false + case "aix": + nproc = 9 + case "linux": + nproc = 6 + case "darwin", "dragonfly", "freebsd", "netbsd", "openbsd": + nproc = 7 + } + if setNproc { + var rlim syscall.Rlimit + if syscall.Getrlimit(nproc, &rlim) == nil { + max := int(rlim.Cur) / (threads + 5) + if attempts > max { + t.Logf("lowering attempts from %d to %d for RLIMIT_NPROC", attempts, max) + attempts = max + } + } + } + + if os.Getenv("test18146") == "exec" { + runtime.GOMAXPROCS(1) + for n := threads; n > 0; n-- { + go func() { + for { + _ = md5.Sum([]byte("Hello, ï €!")) + } + }() + } + runtime.GOMAXPROCS(threads) + argv := append(os.Args, "-test.run=NoSuchTestExists") + if err := syscall.Exec(os.Args[0], argv, os.Environ()); err != nil { + t.Fatal(err) + } + } + + var cmds []*exec.Cmd + defer func() { + for _, cmd := range cmds { + cmd.Process.Kill() + } + }() + + args := append(append([]string(nil), os.Args[1:]...), "-test.run=Test18146") + for n := attempts; n > 0; n-- { + cmd := exec.Command(os.Args[0], args...) + cmd.Env = append(os.Environ(), "test18146=exec") + buf := bytes.NewBuffer(nil) + cmd.Stdout = buf + cmd.Stderr = buf + if err := cmd.Start(); err != nil { + // We are starting so many processes that on + // some systems (problem seen on Darwin, + // Dragonfly, OpenBSD) the fork call will fail + // with EAGAIN. + if pe, ok := err.(*os.PathError); ok { + err = pe.Err + } + if se, ok := err.(syscall.Errno); ok && (se == syscall.EAGAIN || se == syscall.EMFILE) { + time.Sleep(time.Millisecond) + continue + } + + t.Error(err) + return + } + cmds = append(cmds, cmd) + } + + failures := 0 + for _, cmd := range cmds { + err := cmd.Wait() + if err == nil { + continue + } + + t.Errorf("syscall.Exec failed: %v\n%s", err, cmd.Stdout) + failures++ + } + + if failures > 0 { + t.Logf("Failed %v of %v attempts.", failures, len(cmds)) + } +} diff --git a/misc/cgo/test/issue20266.go b/misc/cgo/test/issue20266.go new file mode 100644 index 0000000..9f95086 --- /dev/null +++ b/misc/cgo/test/issue20266.go @@ -0,0 +1,21 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 20266: use -I with a relative path. + +package cgotest + +/* +#cgo CFLAGS: -I issue20266 -Iissue20266 -Ddef20266 +#include "issue20266.h" +*/ +import "C" + +import "testing" + +func test20266(t *testing.T) { + if got, want := C.issue20266, 20266; got != want { + t.Errorf("got %d, want %d", got, want) + } +} diff --git a/misc/cgo/test/issue20266/issue20266.h b/misc/cgo/test/issue20266/issue20266.h new file mode 100644 index 0000000..8d3258e --- /dev/null +++ b/misc/cgo/test/issue20266/issue20266.h @@ -0,0 +1,9 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#define issue20266 20266 + +#ifndef def20266 +#error "expected def20266 to be defined" +#endif diff --git a/misc/cgo/test/issue20910.c b/misc/cgo/test/issue20910.c new file mode 100644 index 0000000..e8d623f --- /dev/null +++ b/misc/cgo/test/issue20910.c @@ -0,0 +1,19 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include <assert.h> +#include <stdlib.h> +#include <string.h> +#include "_cgo_export.h" + +/* Test calling a Go function with multiple return values. */ + +void +callMulti(void) +{ + struct multi_return result = multi(); + assert(strcmp(result.r0, "multi") == 0); + assert(result.r1 == 0); + free(result.r0); +} diff --git a/misc/cgo/test/issue21897.go b/misc/cgo/test/issue21897.go new file mode 100644 index 0000000..8f39252 --- /dev/null +++ b/misc/cgo/test/issue21897.go @@ -0,0 +1,57 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build darwin && cgo && !internal +// +build darwin,cgo,!internal + +package cgotest + +/* +#cgo LDFLAGS: -framework CoreFoundation +#include <CoreFoundation/CoreFoundation.h> +*/ +import "C" +import ( + "runtime/debug" + "testing" + "unsafe" +) + +func test21897(t *testing.T) { + // Please write barrier, kick in soon. + defer debug.SetGCPercent(debug.SetGCPercent(1)) + + for i := 0; i < 10000; i++ { + testCFNumberRef() + testCFDateRef() + testCFBooleanRef() + // Allocate some memory, so eventually the write barrier is enabled + // and it will see writes of bad pointers in the test* functions below. + byteSliceSink = make([]byte, 1024) + } +} + +var byteSliceSink []byte + +func testCFNumberRef() { + var v int64 = 0 + xCFNumberRef = C.CFNumberCreate(C.kCFAllocatorSystemDefault, C.kCFNumberSInt64Type, unsafe.Pointer(&v)) + //fmt.Printf("CFNumberRef: %x\n", uintptr(unsafe.Pointer(xCFNumberRef))) +} + +var xCFNumberRef C.CFNumberRef + +func testCFDateRef() { + xCFDateRef = C.CFDateCreate(C.kCFAllocatorSystemDefault, 0) // 0 value is 1 Jan 2001 00:00:00 GMT + //fmt.Printf("CFDateRef: %x\n", uintptr(unsafe.Pointer(xCFDateRef))) +} + +var xCFDateRef C.CFDateRef + +func testCFBooleanRef() { + xCFBooleanRef = C.kCFBooleanFalse + //fmt.Printf("CFBooleanRef: %x\n", uintptr(unsafe.Pointer(xCFBooleanRef))) +} + +var xCFBooleanRef C.CFBooleanRef diff --git a/misc/cgo/test/issue21897b.go b/misc/cgo/test/issue21897b.go new file mode 100644 index 0000000..50aece3 --- /dev/null +++ b/misc/cgo/test/issue21897b.go @@ -0,0 +1,14 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !darwin || !cgo || internal +// +build !darwin !cgo internal + +package cgotest + +import "testing" + +func test21897(t *testing.T) { + t.Skip("test runs only on darwin+cgo") +} diff --git a/misc/cgo/test/issue23555.go b/misc/cgo/test/issue23555.go new file mode 100644 index 0000000..e84c23c --- /dev/null +++ b/misc/cgo/test/issue23555.go @@ -0,0 +1,13 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that we can have two identical cgo packages in a single binary. +// No runtime test; just make sure it compiles. + +package cgotest + +import ( + _ "misc/cgo/test/issue23555a" + _ "misc/cgo/test/issue23555b" +) diff --git a/misc/cgo/test/issue23555a/a.go b/misc/cgo/test/issue23555a/a.go new file mode 100644 index 0000000..cb6626b --- /dev/null +++ b/misc/cgo/test/issue23555a/a.go @@ -0,0 +1,12 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue23555 + +// #include <stdlib.h> +import "C" + +func X() { + C.free(C.malloc(10)) +} diff --git a/misc/cgo/test/issue23555b/a.go b/misc/cgo/test/issue23555b/a.go new file mode 100644 index 0000000..cb6626b --- /dev/null +++ b/misc/cgo/test/issue23555b/a.go @@ -0,0 +1,12 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue23555 + +// #include <stdlib.h> +import "C" + +func X() { + C.free(C.malloc(10)) +} diff --git a/misc/cgo/test/issue24161_darwin_test.go b/misc/cgo/test/issue24161_darwin_test.go new file mode 100644 index 0000000..7bb2af6 --- /dev/null +++ b/misc/cgo/test/issue24161_darwin_test.go @@ -0,0 +1,31 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import ( + "testing" + + "misc/cgo/test/issue24161arg" + "misc/cgo/test/issue24161e0" + "misc/cgo/test/issue24161e1" + "misc/cgo/test/issue24161e2" + "misc/cgo/test/issue24161res" +) + +func Test24161Arg(t *testing.T) { + issue24161arg.Test(t) +} +func Test24161Res(t *testing.T) { + issue24161res.Test(t) +} +func Test24161Example0(t *testing.T) { + issue24161e0.Test(t) +} +func Test24161Example1(t *testing.T) { + issue24161e1.Test(t) +} +func Test24161Example2(t *testing.T) { + issue24161e2.Test(t) +} diff --git a/misc/cgo/test/issue24161arg/def.go b/misc/cgo/test/issue24161arg/def.go new file mode 100644 index 0000000..d33479a --- /dev/null +++ b/misc/cgo/test/issue24161arg/def.go @@ -0,0 +1,17 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin + +package issue24161arg + +/* +#cgo LDFLAGS: -framework CoreFoundation +#include <CoreFoundation/CoreFoundation.h> +*/ +import "C" + +func test24161array() C.CFArrayRef { + return C.CFArrayCreate(0, nil, 0, nil) +} diff --git a/misc/cgo/test/issue24161arg/use.go b/misc/cgo/test/issue24161arg/use.go new file mode 100644 index 0000000..3e74944 --- /dev/null +++ b/misc/cgo/test/issue24161arg/use.go @@ -0,0 +1,19 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin + +package issue24161arg + +/* +#cgo LDFLAGS: -framework CoreFoundation +#include <CoreFoundation/CoreFoundation.h> +*/ +import "C" +import "testing" + +func Test(t *testing.T) { + a := test24161array() + C.CFArrayCreateCopy(0, a) +} diff --git a/misc/cgo/test/issue24161e0/main.go b/misc/cgo/test/issue24161e0/main.go new file mode 100644 index 0000000..efe5345 --- /dev/null +++ b/misc/cgo/test/issue24161e0/main.go @@ -0,0 +1,29 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin + +package issue24161e0 + +/* +#cgo CFLAGS: -x objective-c +#cgo LDFLAGS: -framework CoreFoundation -framework Security +#include <TargetConditionals.h> +#include <CoreFoundation/CoreFoundation.h> +#include <Security/Security.h> +#if TARGET_OS_IPHONE == 0 && __MAC_OS_X_VERSION_MAX_ALLOWED < 101200 + typedef CFStringRef SecKeyAlgorithm; + static CFDataRef SecKeyCreateSignature(SecKeyRef key, SecKeyAlgorithm algorithm, CFDataRef dataToSign, CFErrorRef *error){return NULL;} + #define kSecKeyAlgorithmECDSASignatureDigestX962SHA1 foo() + static SecKeyAlgorithm foo(void){return NULL;} +#endif +*/ +import "C" +import "testing" + +func f1() { + C.SecKeyCreateSignature(0, C.kSecKeyAlgorithmECDSASignatureDigestX962SHA1, 0, nil) +} + +func Test(t *testing.T) {} diff --git a/misc/cgo/test/issue24161e1/main.go b/misc/cgo/test/issue24161e1/main.go new file mode 100644 index 0000000..82bf172 --- /dev/null +++ b/misc/cgo/test/issue24161e1/main.go @@ -0,0 +1,38 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin + +package issue24161e1 + +/* +#cgo CFLAGS: -x objective-c +#cgo LDFLAGS: -framework CoreFoundation -framework Security +#include <TargetConditionals.h> +#include <CoreFoundation/CoreFoundation.h> +#include <Security/Security.h> +#if TARGET_OS_IPHONE == 0 && __MAC_OS_X_VERSION_MAX_ALLOWED < 101200 + typedef CFStringRef SecKeyAlgorithm; + static CFDataRef SecKeyCreateSignature(SecKeyRef key, SecKeyAlgorithm algorithm, CFDataRef dataToSign, CFErrorRef *error){return NULL;} + #define kSecKeyAlgorithmECDSASignatureDigestX962SHA1 foo() + static SecKeyAlgorithm foo(void){return NULL;} +#endif +*/ +import "C" +import ( + "fmt" + "testing" +) + +func f1() { + C.SecKeyCreateSignature(0, C.kSecKeyAlgorithmECDSASignatureDigestX962SHA1, 0, nil) +} + +func f2(e C.CFErrorRef) { + if desc := C.CFErrorCopyDescription(e); desc != 0 { + fmt.Println(desc) + } +} + +func Test(t *testing.T) {} diff --git a/misc/cgo/test/issue24161e2/main.go b/misc/cgo/test/issue24161e2/main.go new file mode 100644 index 0000000..82d2ec1 --- /dev/null +++ b/misc/cgo/test/issue24161e2/main.go @@ -0,0 +1,40 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin + +package issue24161e2 + +/* +#cgo CFLAGS: -x objective-c +#cgo LDFLAGS: -framework CoreFoundation -framework Security +#include <TargetConditionals.h> +#include <CoreFoundation/CoreFoundation.h> +#include <Security/Security.h> +#if TARGET_OS_IPHONE == 0 && __MAC_OS_X_VERSION_MAX_ALLOWED < 101200 + typedef CFStringRef SecKeyAlgorithm; + static CFDataRef SecKeyCreateSignature(SecKeyRef key, SecKeyAlgorithm algorithm, CFDataRef dataToSign, CFErrorRef *error){return NULL;} + #define kSecKeyAlgorithmECDSASignatureDigestX962SHA1 foo() + static SecKeyAlgorithm foo(void){return NULL;} +#endif +*/ +import "C" +import ( + "fmt" + "testing" +) + +var _ C.CFStringRef + +func f1() { + C.SecKeyCreateSignature(0, C.kSecKeyAlgorithmECDSASignatureDigestX962SHA1, 0, nil) +} + +func f2(e C.CFErrorRef) { + if desc := C.CFErrorCopyDescription(e); desc != 0 { + fmt.Println(desc) + } +} + +func Test(t *testing.T) {} diff --git a/misc/cgo/test/issue24161res/restype.go b/misc/cgo/test/issue24161res/restype.go new file mode 100644 index 0000000..e5719f2 --- /dev/null +++ b/misc/cgo/test/issue24161res/restype.go @@ -0,0 +1,23 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin + +package issue24161res + +/* +#cgo LDFLAGS: -framework CoreFoundation +#include <CoreFoundation/CoreFoundation.h> +*/ +import "C" +import ( + "reflect" + "testing" +) + +func Test(t *testing.T) { + if k := reflect.TypeOf(C.CFArrayCreate(0, nil, 0, nil)).Kind(); k != reflect.Uintptr { + t.Fatalf("bad kind %s\n", k) + } +} diff --git a/misc/cgo/test/issue26213/jni.h b/misc/cgo/test/issue26213/jni.h new file mode 100644 index 0000000..0c76979 --- /dev/null +++ b/misc/cgo/test/issue26213/jni.h @@ -0,0 +1,29 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// It's going to be hard to include a whole real JVM to test this. +// So we'll simulate a really easy JVM using just the parts we need. + +// This is the relevant part of jni.h. + +// On Android NDK16, jobject is defined like this in C and C++ +typedef void* jobject; + +typedef jobject jclass; +typedef jobject jthrowable; +typedef jobject jstring; +typedef jobject jarray; +typedef jarray jbooleanArray; +typedef jarray jbyteArray; +typedef jarray jcharArray; +typedef jarray jshortArray; +typedef jarray jintArray; +typedef jarray jlongArray; +typedef jarray jfloatArray; +typedef jarray jdoubleArray; +typedef jarray jobjectArray; + +typedef jobject jweak; + +// Note: jvalue is already a non-pointer type due to it being a C union. diff --git a/misc/cgo/test/issue26213/test26213.go b/misc/cgo/test/issue26213/test26213.go new file mode 100644 index 0000000..5d1f637 --- /dev/null +++ b/misc/cgo/test/issue26213/test26213.go @@ -0,0 +1,46 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue26213 + +/* +#include "jni.h" +*/ +import "C" +import ( + "testing" +) + +func Test26213(t *testing.T) { + var x1 C.jobject = 0 // Note: 0, not nil. That makes sure we use uintptr for these types. + _ = x1 + var x2 C.jclass = 0 + _ = x2 + var x3 C.jthrowable = 0 + _ = x3 + var x4 C.jstring = 0 + _ = x4 + var x5 C.jarray = 0 + _ = x5 + var x6 C.jbooleanArray = 0 + _ = x6 + var x7 C.jbyteArray = 0 + _ = x7 + var x8 C.jcharArray = 0 + _ = x8 + var x9 C.jshortArray = 0 + _ = x9 + var x10 C.jintArray = 0 + _ = x10 + var x11 C.jlongArray = 0 + _ = x11 + var x12 C.jfloatArray = 0 + _ = x12 + var x13 C.jdoubleArray = 0 + _ = x13 + var x14 C.jobjectArray = 0 + _ = x14 + var x15 C.jweak = 0 + _ = x15 +} diff --git a/misc/cgo/test/issue26430.go b/misc/cgo/test/issue26430.go new file mode 100644 index 0000000..b551939 --- /dev/null +++ b/misc/cgo/test/issue26430.go @@ -0,0 +1,10 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 26430: incomplete typedef leads to inconsistent typedefs error. +// No runtime test; just make sure it compiles. + +package cgotest + +import _ "misc/cgo/test/issue26430" diff --git a/misc/cgo/test/issue26430/a.go b/misc/cgo/test/issue26430/a.go new file mode 100644 index 0000000..fbaa46b --- /dev/null +++ b/misc/cgo/test/issue26430/a.go @@ -0,0 +1,13 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package a + +// typedef struct S ST; +// static ST* F() { return 0; } +import "C" + +func F1() { + C.F() +} diff --git a/misc/cgo/test/issue26430/b.go b/misc/cgo/test/issue26430/b.go new file mode 100644 index 0000000..a7c527c --- /dev/null +++ b/misc/cgo/test/issue26430/b.go @@ -0,0 +1,13 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package a + +// typedef struct S ST; +// struct S { int f; }; +import "C" + +func F2(p *C.ST) { + p.f = 1 +} diff --git a/misc/cgo/test/issue26743.go b/misc/cgo/test/issue26743.go new file mode 100644 index 0000000..716f2e4 --- /dev/null +++ b/misc/cgo/test/issue26743.go @@ -0,0 +1,10 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 26743: typedef of uint leads to inconsistent typedefs error. +// No runtime test; just make sure it compiles. + +package cgotest + +import _ "misc/cgo/test/issue26743" diff --git a/misc/cgo/test/issue26743/a.go b/misc/cgo/test/issue26743/a.go new file mode 100644 index 0000000..a3df179 --- /dev/null +++ b/misc/cgo/test/issue26743/a.go @@ -0,0 +1,11 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue26743 + +// typedef unsigned int uint; +// int C1(uint x) { return x; } +import "C" + +var V1 = C.C1(0) diff --git a/misc/cgo/test/issue26743/b.go b/misc/cgo/test/issue26743/b.go new file mode 100644 index 0000000..c5f1ae4 --- /dev/null +++ b/misc/cgo/test/issue26743/b.go @@ -0,0 +1,9 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue26743 + +import "C" + +var V2 C.uint diff --git a/misc/cgo/test/issue27054/egl.h b/misc/cgo/test/issue27054/egl.h new file mode 100644 index 0000000..3079627 --- /dev/null +++ b/misc/cgo/test/issue27054/egl.h @@ -0,0 +1,8 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// This is the relevant part of EGL/egl.h. + +typedef void *EGLDisplay; +typedef void *EGLConfig; diff --git a/misc/cgo/test/issue27054/test27054.go b/misc/cgo/test/issue27054/test27054.go new file mode 100644 index 0000000..01bf43a --- /dev/null +++ b/misc/cgo/test/issue27054/test27054.go @@ -0,0 +1,21 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue27054 + +/* +#include "egl.h" +*/ +import "C" +import ( + "testing" +) + +func Test27054(t *testing.T) { + var ( + // Note: 0, not nil. That makes sure we use uintptr for these types. + _ C.EGLDisplay = 0 + _ C.EGLConfig = 0 + ) +} diff --git a/misc/cgo/test/issue27340.go b/misc/cgo/test/issue27340.go new file mode 100644 index 0000000..2c51088 --- /dev/null +++ b/misc/cgo/test/issue27340.go @@ -0,0 +1,12 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Failed to resolve typedefs consistently. +// No runtime test; just make sure it compiles. + +package cgotest + +import "misc/cgo/test/issue27340" + +var issue27340Var = issue27340.Issue27340GoFunc diff --git a/misc/cgo/test/issue27340/a.go b/misc/cgo/test/issue27340/a.go new file mode 100644 index 0000000..f5b120c --- /dev/null +++ b/misc/cgo/test/issue27340/a.go @@ -0,0 +1,42 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Failed to resolve typedefs consistently. +// No runtime test; just make sure it compiles. +// In separate directory to isolate #pragma GCC diagnostic. + +package issue27340 + +// We use the #pragma to avoid a compiler warning about incompatible +// pointer types, because we generate code passing a struct ptr rather +// than using the typedef. This warning is expected and does not break +// a normal build. +// We can only disable -Wincompatible-pointer-types starting with GCC 5. + +// #if __GNU_MAJOR__ >= 5 +// +// #pragma GCC diagnostic ignored "-Wincompatible-pointer-types" +// +// typedef struct { +// int a; +// } issue27340Struct, *issue27340Ptr; +// +// static void issue27340CFunc(issue27340Ptr p) {} +// +// #else /* _GNU_MAJOR_ < 5 */ +// +// typedef struct { +// int a; +// } issue27340Struct; +// +// static issue27340Struct* issue27340Ptr(issue27340Struct* p) { return p; } +// +// static void issue27340CFunc(issue27340Struct *p) {} +// #endif /* _GNU_MAJOR_ < 5 */ +import "C" + +func Issue27340GoFunc() { + var s C.issue27340Struct + C.issue27340CFunc(C.issue27340Ptr(&s)) +} diff --git a/misc/cgo/test/issue29563.go b/misc/cgo/test/issue29563.go new file mode 100644 index 0000000..9f29da4 --- /dev/null +++ b/misc/cgo/test/issue29563.go @@ -0,0 +1,13 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +// Issue 29563: internal linker fails on duplicate weak symbols. +// No runtime test; just make sure it compiles. + +package cgotest + +import _ "misc/cgo/test/issue29563" diff --git a/misc/cgo/test/issue29563/weak.go b/misc/cgo/test/issue29563/weak.go new file mode 100644 index 0000000..21cf635 --- /dev/null +++ b/misc/cgo/test/issue29563/weak.go @@ -0,0 +1,13 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue29563 + +//int foo1(); +//int foo2(); +import "C" + +func Bar() int { + return int(C.foo1()) + int(C.foo2()) +} diff --git a/misc/cgo/test/issue29563/weak1.c b/misc/cgo/test/issue29563/weak1.c new file mode 100644 index 0000000..86a2273 --- /dev/null +++ b/misc/cgo/test/issue29563/weak1.c @@ -0,0 +1,11 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +extern int weaksym __attribute__((__weak__)); +int weaksym = 42; + +int foo1() +{ + return weaksym; +} diff --git a/misc/cgo/test/issue29563/weak2.c b/misc/cgo/test/issue29563/weak2.c new file mode 100644 index 0000000..e01eae8 --- /dev/null +++ b/misc/cgo/test/issue29563/weak2.c @@ -0,0 +1,11 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +extern int weaksym __attribute__((__weak__)); +int weaksym = 42; + +int foo2() +{ + return weaksym; +} diff --git a/misc/cgo/test/issue30527.go b/misc/cgo/test/issue30527.go new file mode 100644 index 0000000..e0e18be --- /dev/null +++ b/misc/cgo/test/issue30527.go @@ -0,0 +1,14 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 30527: function call rewriting casts untyped +// constants to int because of ":=" usage. + +package cgotest + +import "misc/cgo/test/issue30527" + +func issue30527G() { + issue30527.G(nil) +} diff --git a/misc/cgo/test/issue30527/a.go b/misc/cgo/test/issue30527/a.go new file mode 100644 index 0000000..eb50147 --- /dev/null +++ b/misc/cgo/test/issue30527/a.go @@ -0,0 +1,19 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue30527 + +import "math" + +/* +#include <inttypes.h> + +static void issue30527F(char **p, uint64_t mod, uint32_t unused) {} +*/ +import "C" + +func G(p **C.char) { + C.issue30527F(p, math.MaxUint64, 1) + C.issue30527F(p, 1<<64-1, Z) +} diff --git a/misc/cgo/test/issue30527/b.go b/misc/cgo/test/issue30527/b.go new file mode 100644 index 0000000..87e8255 --- /dev/null +++ b/misc/cgo/test/issue30527/b.go @@ -0,0 +1,11 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue30527 + +const ( + X = 1 << iota + Y + Z +) diff --git a/misc/cgo/test/issue31891.c b/misc/cgo/test/issue31891.c new file mode 100644 index 0000000..67a0dda --- /dev/null +++ b/misc/cgo/test/issue31891.c @@ -0,0 +1,13 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "_cgo_export.h" + +void callIssue31891() { + Issue31891A a; + useIssue31891A(&a); + + Issue31891B b; + useIssue31891B(&b); +} diff --git a/misc/cgo/test/issue4029.c b/misc/cgo/test/issue4029.c new file mode 100644 index 0000000..e79c5a7 --- /dev/null +++ b/misc/cgo/test/issue4029.c @@ -0,0 +1,30 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build !windows,!static +// +build !darwin !internal_pie,!arm64 + +#include <stdint.h> +#include <dlfcn.h> + +// Write our own versions of dlopen/dlsym/dlclose so that we represent +// the opaque handle as a Go uintptr rather than a Go pointer to avoid +// garbage collector confusion. See issue 23663. + +uintptr_t dlopen4029(char* name, int flags) { + return (uintptr_t)(dlopen(name, flags)); +} + +uintptr_t dlsym4029(uintptr_t handle, char* name) { + return (uintptr_t)(dlsym((void*)(handle), name)); +} + +int dlclose4029(uintptr_t handle) { + return dlclose((void*)(handle)); +} + +void call4029(void *arg) { + void (*fn)(void) = arg; + fn(); +} diff --git a/misc/cgo/test/issue4029.go b/misc/cgo/test/issue4029.go new file mode 100644 index 0000000..90ca08c --- /dev/null +++ b/misc/cgo/test/issue4029.go @@ -0,0 +1,80 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows && !static && (!darwin || (!internal_pie && !arm64)) +// +build !windows +// +build !static +// +build !darwin !internal_pie,!arm64 + +// Excluded in darwin internal linking PIE mode, as dynamic export is not +// supported. +// Excluded in internal linking mode on darwin/arm64, as it is always PIE. + +package cgotest + +/* +#include <stdint.h> +#include <dlfcn.h> +#cgo linux LDFLAGS: -ldl + +extern uintptr_t dlopen4029(char*, int); +extern uintptr_t dlsym4029(uintptr_t, char*); +extern int dlclose4029(uintptr_t); + +extern void call4029(uintptr_t arg); +*/ +import "C" + +import ( + "testing" +) + +var callbacks int + +//export IMPIsOpaque +func IMPIsOpaque() { + callbacks++ +} + +//export IMPInitWithFrame +func IMPInitWithFrame() { + callbacks++ +} + +//export IMPDrawRect +func IMPDrawRect() { + callbacks++ +} + +//export IMPWindowResize +func IMPWindowResize() { + callbacks++ +} + +func test4029(t *testing.T) { + loadThySelf(t, "IMPWindowResize") + loadThySelf(t, "IMPDrawRect") + loadThySelf(t, "IMPInitWithFrame") + loadThySelf(t, "IMPIsOpaque") + if callbacks != 4 { + t.Errorf("got %d callbacks, expected 4", callbacks) + } +} + +func loadThySelf(t *testing.T, symbol string) { + this_process := C.dlopen4029(nil, C.RTLD_NOW) + if this_process == 0 { + t.Error("dlopen:", C.GoString(C.dlerror())) + return + } + defer C.dlclose4029(this_process) + + symbol_address := C.dlsym4029(this_process, C.CString(symbol)) + if symbol_address == 0 { + t.Error("dlsym:", C.GoString(C.dlerror())) + return + } + t.Log(symbol, symbol_address) + C.call4029(symbol_address) +} diff --git a/misc/cgo/test/issue4029w.go b/misc/cgo/test/issue4029w.go new file mode 100644 index 0000000..c2f5948 --- /dev/null +++ b/misc/cgo/test/issue4029w.go @@ -0,0 +1,13 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build windows || static || (darwin && internal_pie) || (darwin && arm64) +// +build windows static darwin,internal_pie darwin,arm64 + +package cgotest + +import "testing" + +func test4029(t *testing.T) { +} diff --git a/misc/cgo/test/issue41761.go b/misc/cgo/test/issue41761.go new file mode 100644 index 0000000..ed45b46 --- /dev/null +++ b/misc/cgo/test/issue41761.go @@ -0,0 +1,20 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +/* + typedef struct S41761 S41761; +*/ +import "C" + +import ( + "misc/cgo/test/issue41761a" + "testing" +) + +func test41761(t *testing.T) { + var x issue41761a.T + _ = (*C.struct_S41761)(x.X) +} diff --git a/misc/cgo/test/issue41761a/a.go b/misc/cgo/test/issue41761a/a.go new file mode 100644 index 0000000..1c52782 --- /dev/null +++ b/misc/cgo/test/issue41761a/a.go @@ -0,0 +1,14 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue41761a + +/* + typedef struct S41761 S41761; +*/ +import "C" + +type T struct { + X *C.S41761 +} diff --git a/misc/cgo/test/issue42018.go b/misc/cgo/test/issue42018.go new file mode 100644 index 0000000..fab686a --- /dev/null +++ b/misc/cgo/test/issue42018.go @@ -0,0 +1,14 @@ +// Copyright 2021 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +package cgotest + +import "testing" + +func test42018(t *testing.T) { + t.Skip("skipping Windows-only test") +} diff --git a/misc/cgo/test/issue42018_windows.go b/misc/cgo/test/issue42018_windows.go new file mode 100644 index 0000000..8f4570a --- /dev/null +++ b/misc/cgo/test/issue42018_windows.go @@ -0,0 +1,46 @@ +// Copyright 2021 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +/* +typedef void *HANDLE; + +struct HWND__{int unused;}; typedef struct HWND__ *HWND; +*/ +import "C" + +import ( + "testing" + "unsafe" +) + +func test42018(t *testing.T) { + // Test that Windows handles are marked go:notinheap, by growing the + // stack and checking for pointer adjustments. Trick from + // test/fixedbugs/issue40954.go. + var i int + handle := C.HANDLE(unsafe.Pointer(uintptr(unsafe.Pointer(&i)))) + recurseHANDLE(100, handle, uintptr(unsafe.Pointer(&i))) + hwnd := C.HWND(unsafe.Pointer(uintptr(unsafe.Pointer(&i)))) + recurseHWND(400, hwnd, uintptr(unsafe.Pointer(&i))) +} + +func recurseHANDLE(n int, p C.HANDLE, v uintptr) { + if n > 0 { + recurseHANDLE(n-1, p, v) + } + if uintptr(unsafe.Pointer(p)) != v { + panic("adjusted notinheap pointer") + } +} + +func recurseHWND(n int, p C.HWND, v uintptr) { + if n > 0 { + recurseHWND(n-1, p, v) + } + if uintptr(unsafe.Pointer(p)) != v { + panic("adjusted notinheap pointer") + } +} diff --git a/misc/cgo/test/issue42495.go b/misc/cgo/test/issue42495.go new file mode 100644 index 0000000..509a67d --- /dev/null +++ b/misc/cgo/test/issue42495.go @@ -0,0 +1,15 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +// typedef struct { } T42495A; +// typedef struct { int x[0]; } T42495B; +import "C" + +//export Issue42495A +func Issue42495A(C.T42495A) {} + +//export Issue42495B +func Issue42495B(C.T42495B) {} diff --git a/misc/cgo/test/issue4273.c b/misc/cgo/test/issue4273.c new file mode 100644 index 0000000..cac9876 --- /dev/null +++ b/misc/cgo/test/issue4273.c @@ -0,0 +1,10 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#ifdef __ELF__ +__attribute__((weak)) +__attribute__((visibility("hidden"))) +void _compilerrt_abort_impl(const char *file, int line, const char *func) { +} +#endif diff --git a/misc/cgo/test/issue4273b.c b/misc/cgo/test/issue4273b.c new file mode 100644 index 0000000..71e3f0d --- /dev/null +++ b/misc/cgo/test/issue4273b.c @@ -0,0 +1,11 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#ifdef __ELF__ +extern void _compilerrt_abort_impl(const char *file, int line, const char *func); + +void __my_abort(const char *file, int line, const char *func) { + _compilerrt_abort_impl(file, line, func); +} +#endif diff --git a/misc/cgo/test/issue4339.c b/misc/cgo/test/issue4339.c new file mode 100644 index 0000000..15d0004 --- /dev/null +++ b/misc/cgo/test/issue4339.c @@ -0,0 +1,18 @@ +#include <stdio.h> +#include "issue4339.h" + +static void +impl(void) +{ + //printf("impl\n"); +} + +Issue4339 exported4339 = {"bar", impl}; + +void +handle4339(Issue4339 *x) +{ + //printf("handle\n"); + x->bar(); + //printf("done\n"); +} diff --git a/misc/cgo/test/issue4339.h b/misc/cgo/test/issue4339.h new file mode 100644 index 0000000..20f6ceb --- /dev/null +++ b/misc/cgo/test/issue4339.h @@ -0,0 +1,9 @@ +typedef struct Issue4339 Issue4339; + +struct Issue4339 { + char *name; + void (*bar)(void); +}; + +extern Issue4339 exported4339; +void handle4339(Issue4339*); diff --git a/misc/cgo/test/issue43639.go b/misc/cgo/test/issue43639.go new file mode 100644 index 0000000..41e1471 --- /dev/null +++ b/misc/cgo/test/issue43639.go @@ -0,0 +1,9 @@ +// Copyright 2021 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +// Issue 43639: No runtime test needed, make sure package misc/cgo/test/issue43639 compiles well. + +import _ "misc/cgo/test/issue43639" diff --git a/misc/cgo/test/issue43639/a.go b/misc/cgo/test/issue43639/a.go new file mode 100644 index 0000000..fe37d5e --- /dev/null +++ b/misc/cgo/test/issue43639/a.go @@ -0,0 +1,8 @@ +// Copyright 2021 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue43639 + +// #cgo CFLAGS: -W -Wall -Werror +import "C" diff --git a/misc/cgo/test/issue52611.go b/misc/cgo/test/issue52611.go new file mode 100644 index 0000000..2b59d52 --- /dev/null +++ b/misc/cgo/test/issue52611.go @@ -0,0 +1,13 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 52611: inconsistent compiler behaviour when compiling a C.struct. +// No runtime test; just make sure it compiles. + +package cgotest + +import ( + _ "misc/cgo/test/issue52611a" + _ "misc/cgo/test/issue52611b" +) diff --git a/misc/cgo/test/issue52611a/a.go b/misc/cgo/test/issue52611a/a.go new file mode 100644 index 0000000..0764688 --- /dev/null +++ b/misc/cgo/test/issue52611a/a.go @@ -0,0 +1,16 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue52611a + +/* +typedef struct Foo { + int X; +} Foo; +*/ +import "C" + +func GetX1(foo *C.struct_Foo) int32 { + return int32(foo.X) +} diff --git a/misc/cgo/test/issue52611a/b.go b/misc/cgo/test/issue52611a/b.go new file mode 100644 index 0000000..74a50c5 --- /dev/null +++ b/misc/cgo/test/issue52611a/b.go @@ -0,0 +1,11 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue52611a + +import "C" + +func GetX2(foo *C.struct_Foo) int32 { + return int32(foo.X) +} diff --git a/misc/cgo/test/issue52611b/a.go b/misc/cgo/test/issue52611b/a.go new file mode 100644 index 0000000..730b52f --- /dev/null +++ b/misc/cgo/test/issue52611b/a.go @@ -0,0 +1,11 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue52611b + +import "C" + +func GetX1(bar *C.struct_Bar) int32 { + return int32(bar.X) +} diff --git a/misc/cgo/test/issue52611b/b.go b/misc/cgo/test/issue52611b/b.go new file mode 100644 index 0000000..d304175 --- /dev/null +++ b/misc/cgo/test/issue52611b/b.go @@ -0,0 +1,16 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package issue52611b + +/* +typedef struct Bar { + int X; +} Bar; +*/ +import "C" + +func GetX2(bar *C.struct_Bar) int32 { + return int32(bar.X) +} diff --git a/misc/cgo/test/issue5548_c.c b/misc/cgo/test/issue5548_c.c new file mode 100644 index 0000000..8411526 --- /dev/null +++ b/misc/cgo/test/issue5548_c.c @@ -0,0 +1,24 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "_cgo_export.h" + +static void clobber_stack() { + volatile char a[1024]; + int i; + for(i = 0; i < sizeof a; i++) + a[i] = 0xff; +} + +static int call_go() { + GoString s; + s.p = "test"; + s.n = 4; + return issue5548FromC(s, 42); +} + +int issue5548_in_c() { + clobber_stack(); + return call_go(); +} diff --git a/misc/cgo/test/issue5740a.c b/misc/cgo/test/issue5740a.c new file mode 100644 index 0000000..a6a7d0c --- /dev/null +++ b/misc/cgo/test/issue5740a.c @@ -0,0 +1,9 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +static int volatile val = 2; + +int test5740a() { + return val; +} diff --git a/misc/cgo/test/issue5740b.c b/misc/cgo/test/issue5740b.c new file mode 100644 index 0000000..c2ff5fb --- /dev/null +++ b/misc/cgo/test/issue5740b.c @@ -0,0 +1,9 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +static int volatile val = 3; + +int test5740b() { + return val; +} diff --git a/misc/cgo/test/issue6833_c.c b/misc/cgo/test/issue6833_c.c new file mode 100644 index 0000000..c94c2c6 --- /dev/null +++ b/misc/cgo/test/issue6833_c.c @@ -0,0 +1,10 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "_cgo_export.h" + +unsigned long long +issue6833Func(unsigned int aui, unsigned long long aull) { + return GoIssue6833Func(aui, aull); +} diff --git a/misc/cgo/test/issue6907export_c.c b/misc/cgo/test/issue6907export_c.c new file mode 100644 index 0000000..9b1a4fc --- /dev/null +++ b/misc/cgo/test/issue6907export_c.c @@ -0,0 +1,11 @@ +// Copyright 2017 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include <string.h> + +#include "_cgo_export.h" + +int CheckIssue6907C(_GoString_ s) { + return CheckIssue6907Go(s); +} diff --git a/misc/cgo/test/issue6997_linux.c b/misc/cgo/test/issue6997_linux.c new file mode 100644 index 0000000..de803d2 --- /dev/null +++ b/misc/cgo/test/issue6997_linux.c @@ -0,0 +1,28 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build !android + +#include <pthread.h> +#include <stdio.h> +#include <unistd.h> + +static pthread_t thread; + +static void* threadfunc(void* dummy) { + while(1) { + sleep(1); + } +} + +int StartThread() { + return pthread_create(&thread, NULL, &threadfunc, NULL); +} + +int CancelThread() { + void *r; + pthread_cancel(thread); + pthread_join(thread, &r); + return (r == PTHREAD_CANCELED); +} diff --git a/misc/cgo/test/issue6997_linux.go b/misc/cgo/test/issue6997_linux.go new file mode 100644 index 0000000..4acc8c1 --- /dev/null +++ b/misc/cgo/test/issue6997_linux.go @@ -0,0 +1,45 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !android +// +build !android + +// Test that pthread_cancel works as expected +// (NPTL uses SIGRTMIN to implement thread cancellation) +// See https://golang.org/issue/6997 +package cgotest + +/* +#cgo CFLAGS: -pthread +#cgo LDFLAGS: -pthread +extern int StartThread(); +extern int CancelThread(); +*/ +import "C" + +import ( + "testing" + "time" +) + +func test6997(t *testing.T) { + r := C.StartThread() + if r != 0 { + t.Error("pthread_create failed") + } + c := make(chan C.int) + go func() { + time.Sleep(500 * time.Millisecond) + c <- C.CancelThread() + }() + + select { + case r = <-c: + if r == 0 { + t.Error("pthread finished but wasn't canceled??") + } + case <-time.After(30 * time.Second): + t.Error("hung in pthread_cancel/pthread_join") + } +} diff --git a/misc/cgo/test/issue7234_test.go b/misc/cgo/test/issue7234_test.go new file mode 100644 index 0000000..c191a1a --- /dev/null +++ b/misc/cgo/test/issue7234_test.go @@ -0,0 +1,21 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import "testing" + +// This test actually doesn't have anything to do with cgo. It is a +// test of https://golang.org/issue/7234, a compiler/linker bug in +// handling string constants when using -linkmode=external. The test +// is in this directory because we routinely test -linkmode=external +// here. + +var v7234 = [...]string{"runtime/cgo"} + +func Test7234(t *testing.T) { + if v7234[0] != "runtime/cgo" { + t.Errorf("bad string constant %q", v7234[0]) + } +} diff --git a/misc/cgo/test/issue8148.c b/misc/cgo/test/issue8148.c new file mode 100644 index 0000000..927b434 --- /dev/null +++ b/misc/cgo/test/issue8148.c @@ -0,0 +1,11 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "_cgo_export.h" + +int get8148(void) { + T t; + t.i = 42; + return issue8148Callback(&t); +} diff --git a/misc/cgo/test/issue8148.go b/misc/cgo/test/issue8148.go new file mode 100644 index 0000000..aee9003 --- /dev/null +++ b/misc/cgo/test/issue8148.go @@ -0,0 +1,24 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 8148. A typedef of an unnamed struct didn't work when used +// with an exported Go function. No runtime test; just make sure it +// compiles. + +package cgotest + +/* +typedef struct { int i; } T; +int get8148(void); +*/ +import "C" + +//export issue8148Callback +func issue8148Callback(t *C.T) C.int { + return t.i +} + +func Issue8148() int { + return int(C.get8148()) +} diff --git a/misc/cgo/test/issue8331.h b/misc/cgo/test/issue8331.h new file mode 100644 index 0000000..8065be0 --- /dev/null +++ b/misc/cgo/test/issue8331.h @@ -0,0 +1,7 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +typedef struct { + int i; +} issue8331; diff --git a/misc/cgo/test/issue8517.go b/misc/cgo/test/issue8517.go new file mode 100644 index 0000000..7316ab0 --- /dev/null +++ b/misc/cgo/test/issue8517.go @@ -0,0 +1,14 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +package cgotest + +import "testing" + +func test8517(t *testing.T) { + t.Skip("skipping windows only test") +} diff --git a/misc/cgo/test/issue8517_windows.c b/misc/cgo/test/issue8517_windows.c new file mode 100644 index 0000000..a0b94c1 --- /dev/null +++ b/misc/cgo/test/issue8517_windows.c @@ -0,0 +1,24 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "windows.h" + +extern void testHandleLeaksCallback(); + +DWORD WINAPI testHandleLeaksFunc(LPVOID lpThreadParameter) +{ + int i; + for(i = 0; i < 100; i++) { + testHandleLeaksCallback(); + } + return 0; +} + +void testHandleLeaks() +{ + HANDLE h; + h = CreateThread(NULL, 0, &testHandleLeaksFunc, 0, 0, NULL); + WaitForSingleObject(h, INFINITE); + CloseHandle(h); +} diff --git a/misc/cgo/test/issue8517_windows.go b/misc/cgo/test/issue8517_windows.go new file mode 100644 index 0000000..3782631 --- /dev/null +++ b/misc/cgo/test/issue8517_windows.go @@ -0,0 +1,45 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +//void testHandleLeaks(); +import "C" + +import ( + "syscall" + "testing" + "unsafe" +) + +var issue8517counter int + +var ( + kernel32 = syscall.MustLoadDLL("kernel32.dll") + getProcessHandleCount = kernel32.MustFindProc("GetProcessHandleCount") +) + +func processHandleCount(t *testing.T) int { + const current_process = ^uintptr(0) + var c uint32 + r, _, err := getProcessHandleCount.Call(current_process, uintptr(unsafe.Pointer(&c))) + if r == 0 { + t.Fatal(err) + } + return int(c) +} + +func test8517(t *testing.T) { + c1 := processHandleCount(t) + C.testHandleLeaks() + c2 := processHandleCount(t) + if c1+issue8517counter <= c2 { + t.Fatalf("too many handles leaked: issue8517counter=%v c1=%v c2=%v", issue8517counter, c1, c2) + } +} + +//export testHandleLeaksCallback +func testHandleLeaksCallback() { + issue8517counter++ +} diff --git a/misc/cgo/test/issue8694.go b/misc/cgo/test/issue8694.go new file mode 100644 index 0000000..19071ce --- /dev/null +++ b/misc/cgo/test/issue8694.go @@ -0,0 +1,41 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !android +// +build !android + +package cgotest + +/* +#include <complex.h> + +complex float complexFloatSquared(complex float a) { return a*a; } +complex double complexDoubleSquared(complex double a) { return a*a; } +*/ +import "C" + +import ( + "runtime" + "testing" +) + +func test8694(t *testing.T) { + if runtime.GOARCH == "arm" { + t.Skip("test8694 is disabled on ARM because 5l cannot handle thumb library.") + } + // Really just testing that this compiles, but check answer anyway. + x := C.complexfloat(2 + 3i) + x2 := x * x + cx2 := C.complexFloatSquared(x) + if cx2 != x2 { + t.Errorf("C.complexFloatSquared(%v) = %v, want %v", x, cx2, x2) + } + + y := C.complexdouble(2 + 3i) + y2 := y * y + cy2 := C.complexDoubleSquared(y) + if cy2 != y2 { + t.Errorf("C.complexDoubleSquared(%v) = %v, want %v", y, cy2, y2) + } +} diff --git a/misc/cgo/test/issue8756.go b/misc/cgo/test/issue8756.go new file mode 100644 index 0000000..08099dc --- /dev/null +++ b/misc/cgo/test/issue8756.go @@ -0,0 +1,17 @@ +package cgotest + +/* +#cgo LDFLAGS: -lm +#include <math.h> +*/ +import "C" +import ( + "testing" + + "misc/cgo/test/issue8756" +) + +func test8756(t *testing.T) { + issue8756.Pow() + C.pow(1, 2) +} diff --git a/misc/cgo/test/issue8756/issue8756.go b/misc/cgo/test/issue8756/issue8756.go new file mode 100644 index 0000000..5f6b777 --- /dev/null +++ b/misc/cgo/test/issue8756/issue8756.go @@ -0,0 +1,11 @@ +package issue8756 + +/* +#cgo LDFLAGS: -lm +#include <math.h> +*/ +import "C" + +func Pow() { + C.pow(1, 2) +} diff --git a/misc/cgo/test/issue8811.c b/misc/cgo/test/issue8811.c new file mode 100644 index 0000000..41b3c7c --- /dev/null +++ b/misc/cgo/test/issue8811.c @@ -0,0 +1,8 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +int issue8811Initialized = 0; + +void issue8811Init() { +} diff --git a/misc/cgo/test/issue8828.go b/misc/cgo/test/issue8828.go new file mode 100644 index 0000000..3b5765d --- /dev/null +++ b/misc/cgo/test/issue8828.go @@ -0,0 +1,16 @@ +// compile + +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Issue 8828: compiling a file with -compiler=gccgo fails if a .c file +// has the same name as compiled directory. + +package cgotest + +import "misc/cgo/test/issue8828" + +func p() { + issue8828.Bar() +} diff --git a/misc/cgo/test/issue8828/issue8828.c b/misc/cgo/test/issue8828/issue8828.c new file mode 100644 index 0000000..27ec23a --- /dev/null +++ b/misc/cgo/test/issue8828/issue8828.c @@ -0,0 +1,7 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +void foo() +{ +} diff --git a/misc/cgo/test/issue8828/trivial.go b/misc/cgo/test/issue8828/trivial.go new file mode 100644 index 0000000..e7b9a4e --- /dev/null +++ b/misc/cgo/test/issue8828/trivial.go @@ -0,0 +1,8 @@ +package issue8828 + +//void foo(); +import "C" + +func Bar() { + C.foo() +} diff --git a/misc/cgo/test/issue9026.go b/misc/cgo/test/issue9026.go new file mode 100644 index 0000000..a30196c --- /dev/null +++ b/misc/cgo/test/issue9026.go @@ -0,0 +1,9 @@ +package cgotest + +import ( + "testing" + + "misc/cgo/test/issue9026" +) + +func test9026(t *testing.T) { issue9026.Test(t) } diff --git a/misc/cgo/test/issue9026/issue9026.go b/misc/cgo/test/issue9026/issue9026.go new file mode 100644 index 0000000..ff269ca --- /dev/null +++ b/misc/cgo/test/issue9026/issue9026.go @@ -0,0 +1,36 @@ +package issue9026 + +// This file appears in its own package since the assertion tests the +// per-package counter used to create fresh identifiers. + +/* +typedef struct { int i; } git_merge_file_input; + +typedef struct { int j; } git_merge_file_options; + +void git_merge_file( + git_merge_file_input *in, + git_merge_file_options *opts) {} +*/ +import "C" +import ( + "fmt" + "testing" +) + +func Test(t *testing.T) { + var in C.git_merge_file_input + var opts *C.git_merge_file_options + C.git_merge_file(&in, opts) + + // Test that the generated type names are deterministic. + // (Previously this would fail about 10% of the time.) + // + // Brittle: the assertion may fail spuriously when the algorithm + // changes, but should remain stable otherwise. + got := fmt.Sprintf("%T %T", in, opts) + want := "issue9026._Ctype_struct___0 *issue9026._Ctype_struct___1" + if got != want { + t.Errorf("Non-deterministic type names: got %s, want %s", got, want) + } +} diff --git a/misc/cgo/test/issue9400/asm_386.s b/misc/cgo/test/issue9400/asm_386.s new file mode 100644 index 0000000..96b8b60 --- /dev/null +++ b/misc/cgo/test/issue9400/asm_386.s @@ -0,0 +1,27 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT,$0-0 + MOVL $·Baton(SB), BX + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADDL $(1024 * 8), SP + + // Ask signaller to setgid + MOVL $1, (BX) + + // Wait for setgid completion +loop: + PAUSE + MOVL (BX), AX + CMPL AX, $0 + JNE loop + + // Restore stack + SUBL $(1024 * 8), SP + RET diff --git a/misc/cgo/test/issue9400/asm_amd64x.s b/misc/cgo/test/issue9400/asm_amd64x.s new file mode 100644 index 0000000..99509bc --- /dev/null +++ b/misc/cgo/test/issue9400/asm_amd64x.s @@ -0,0 +1,27 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build amd64 amd64p32 +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADDQ $(1024 * 8), SP + + // Ask signaller to setgid + MOVL $1, ·Baton(SB) + + // Wait for setgid completion +loop: + PAUSE + MOVL ·Baton(SB), AX + CMPL AX, $0 + JNE loop + + // Restore stack + SUBQ $(1024 * 8), SP + RET diff --git a/misc/cgo/test/issue9400/asm_arm.s b/misc/cgo/test/issue9400/asm_arm.s new file mode 100644 index 0000000..cc92856 --- /dev/null +++ b/misc/cgo/test/issue9400/asm_arm.s @@ -0,0 +1,39 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gc + +#include "textflag.h" + +TEXT cas<>(SB),NOSPLIT,$0 + MOVW $0xffff0fc0, R15 // R15 is PC + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Save link register + MOVW R14, R4 + + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADD $(1024 * 8), R13 + + // Ask signaller to setgid + MOVW $·Baton(SB), R2 +storeloop: + MOVW 0(R2), R0 + MOVW $1, R1 + BL cas<>(SB) + BCC storeloop + + // Wait for setgid completion +loop: + MOVW $0, R0 + MOVW $0, R1 + BL cas<>(SB) + BCC loop + + // Restore stack + SUB $(1024 * 8), R13 + + MOVW R4, R14 + RET diff --git a/misc/cgo/test/issue9400/asm_arm64.s b/misc/cgo/test/issue9400/asm_arm64.s new file mode 100644 index 0000000..2565793 --- /dev/null +++ b/misc/cgo/test/issue9400/asm_arm64.s @@ -0,0 +1,39 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Save link register + MOVD R30, R9 + + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADD $(1024 * 8), RSP + + // Ask signaller to setgid + MOVD $·Baton(SB), R0 + MOVD $1, R1 +storeloop: + LDAXRW (R0), R2 + STLXRW R1, (R0), R3 + CBNZ R3, storeloop + + // Wait for setgid completion + MOVW $0, R1 + MOVW $0, R2 +loop: + LDAXRW (R0), R3 + CMPW R1, R3 + BNE loop + STLXRW R2, (R0), R3 + CBNZ R3, loop + + // Restore stack + SUB $(1024 * 8), RSP + + MOVD R9, R30 + RET diff --git a/misc/cgo/test/issue9400/asm_loong64.s b/misc/cgo/test/issue9400/asm_loong64.s new file mode 100644 index 0000000..c242fc6 --- /dev/null +++ b/misc/cgo/test/issue9400/asm_loong64.s @@ -0,0 +1,28 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADDV $(1024*8), R3 + + // Ask signaller to setgid + MOVW $1, R12 + DBAR + MOVW R12, ·Baton(SB) + DBAR + + // Wait for setgid completion +loop: + DBAR + MOVW ·Baton(SB), R12 + OR R13, R13, R13 // hint that we're in a spin loop + BNE R12, loop + DBAR + + // Restore stack + ADDV $(-1024*8), R3 + RET diff --git a/misc/cgo/test/issue9400/asm_mips64x.s b/misc/cgo/test/issue9400/asm_mips64x.s new file mode 100644 index 0000000..693231d --- /dev/null +++ b/misc/cgo/test/issue9400/asm_mips64x.s @@ -0,0 +1,33 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build mips64 mips64le +// +build gc + +#include "textflag.h" + +#define SYNC WORD $0xf + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADDV $(1024*8), R29 + + // Ask signaller to setgid + MOVW $1, R1 + SYNC + MOVW R1, ·Baton(SB) + SYNC + + // Wait for setgid completion +loop: + SYNC + MOVW ·Baton(SB), R1 + OR R2, R2, R2 // hint that we're in a spin loop + BNE R1, loop + SYNC + + // Restore stack + ADDV $(-1024*8), R29 + RET diff --git a/misc/cgo/test/issue9400/asm_mipsx.s b/misc/cgo/test/issue9400/asm_mipsx.s new file mode 100644 index 0000000..63261bb --- /dev/null +++ b/misc/cgo/test/issue9400/asm_mipsx.s @@ -0,0 +1,31 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build mips mipsle +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADDU $(1024*8), R29 + + // Ask signaller to setgid + MOVW $1, R1 + SYNC + MOVW R1, ·Baton(SB) + SYNC + + // Wait for setgid completion +loop: + SYNC + MOVW ·Baton(SB), R1 + OR R2, R2, R2 // hint that we're in a spin loop + BNE R1, loop + SYNC + + // Restore stack + ADDU $(-1024*8), R29 + RET diff --git a/misc/cgo/test/issue9400/asm_ppc64x.s b/misc/cgo/test/issue9400/asm_ppc64x.s new file mode 100644 index 0000000..b5613fb --- /dev/null +++ b/misc/cgo/test/issue9400/asm_ppc64x.s @@ -0,0 +1,32 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build ppc64 ppc64le +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADD $(1024 * 8), R1 + + // Ask signaller to setgid + MOVW $1, R3 + SYNC + MOVW R3, ·Baton(SB) + + // Wait for setgid completion +loop: + SYNC + MOVW ·Baton(SB), R3 + CMP R3, $0 + // Hint that we're in a spin loop + OR R1, R1, R1 + BNE loop + ISYNC + + // Restore stack + SUB $(1024 * 8), R1 + RET diff --git a/misc/cgo/test/issue9400/asm_riscv64.s b/misc/cgo/test/issue9400/asm_riscv64.s new file mode 100644 index 0000000..244dada --- /dev/null +++ b/misc/cgo/test/issue9400/asm_riscv64.s @@ -0,0 +1,31 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build riscv64 +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT|NOFRAME,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADD $(1024*8), X2 + + // Ask signaller to setgid + MOV $1, X5 + FENCE + MOVW X5, ·Baton(SB) + FENCE + + // Wait for setgid completion +loop: + FENCE + MOVW ·Baton(SB), X5 + OR X6, X6, X6 // hint that we're in a spin loop + BNE ZERO, X5, loop + FENCE + + // Restore stack + ADD $(-1024*8), X2 + RET diff --git a/misc/cgo/test/issue9400/asm_s390x.s b/misc/cgo/test/issue9400/asm_s390x.s new file mode 100644 index 0000000..4856492 --- /dev/null +++ b/misc/cgo/test/issue9400/asm_s390x.s @@ -0,0 +1,26 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gc + +#include "textflag.h" + +TEXT ·RewindAndSetgid(SB),NOSPLIT,$0-0 + // Rewind stack pointer so anything that happens on the stack + // will clobber the test pattern created by the caller + ADD $(1024 * 8), R15 + + // Ask signaller to setgid + MOVD $·Baton(SB), R5 + MOVW $1, 0(R5) + + // Wait for setgid completion +loop: + SYNC + MOVW ·Baton(SB), R3 + CMPBNE R3, $0, loop + + // Restore stack + SUB $(1024 * 8), R15 + RET diff --git a/misc/cgo/test/issue9400/gccgo.go b/misc/cgo/test/issue9400/gccgo.go new file mode 100644 index 0000000..a9b62b0 --- /dev/null +++ b/misc/cgo/test/issue9400/gccgo.go @@ -0,0 +1,26 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gccgo + +package issue9400 + +import ( + "runtime" + "sync/atomic" +) + +// The test for the gc compiler resets the stack pointer so that the +// stack gets modified. We don't have a way to do that for gccgo +// without writing more assembly code, which we haven't bothered to +// do. So this is not much of a test. + +var Baton int32 + +func RewindAndSetgid() { + atomic.StoreInt32(&Baton, 1) + for atomic.LoadInt32(&Baton) != 0 { + runtime.Gosched() + } +} diff --git a/misc/cgo/test/issue9400/stubs.go b/misc/cgo/test/issue9400/stubs.go new file mode 100644 index 0000000..e431c5a --- /dev/null +++ b/misc/cgo/test/issue9400/stubs.go @@ -0,0 +1,11 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build gc + +package issue9400 + +var Baton int32 + +func RewindAndSetgid() diff --git a/misc/cgo/test/issue9400_linux.go b/misc/cgo/test/issue9400_linux.go new file mode 100644 index 0000000..38fa9dd --- /dev/null +++ b/misc/cgo/test/issue9400_linux.go @@ -0,0 +1,67 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that SIGSETXID runs on signal stack, since it's likely to +// overflow if it runs on the Go stack. + +package cgotest + +/* +#include <sys/types.h> +#include <unistd.h> +*/ +import "C" + +import ( + "runtime" + "runtime/debug" + "sync/atomic" + "testing" + + "misc/cgo/test/issue9400" +) + +func test9400(t *testing.T) { + // We synchronize through a shared variable, so we need two procs + defer runtime.GOMAXPROCS(runtime.GOMAXPROCS(2)) + + // Start signaller + atomic.StoreInt32(&issue9400.Baton, 0) + go func() { + // Wait for RewindAndSetgid + for atomic.LoadInt32(&issue9400.Baton) == 0 { + runtime.Gosched() + } + // Broadcast SIGSETXID + runtime.LockOSThread() + C.setgid(0) + // Indicate that signalling is done + atomic.StoreInt32(&issue9400.Baton, 0) + }() + + // Grow the stack and put down a test pattern + const pattern = 0x123456789abcdef + var big [1024]uint64 // len must match assembly + for i := range big { + big[i] = pattern + } + + // Disable GC for the duration of the test. + // This avoids a potential GC deadlock when spinning in uninterruptable ASM below #49695. + defer debug.SetGCPercent(debug.SetGCPercent(-1)) + // SetGCPercent waits until the mark phase is over, but the runtime + // also preempts at the start of the sweep phase, so make sure that's + // done too. See #49695. + runtime.GC() + + // Temporarily rewind the stack and trigger SIGSETXID + issue9400.RewindAndSetgid() + + // Check test pattern + for i := range big { + if big[i] != pattern { + t.Fatalf("entry %d of test pattern is wrong; %#x != %#x", i, big[i], uint64(pattern)) + } + } +} diff --git a/misc/cgo/test/issue9510.go b/misc/cgo/test/issue9510.go new file mode 100644 index 0000000..325b0cf --- /dev/null +++ b/misc/cgo/test/issue9510.go @@ -0,0 +1,24 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that we can link together two different cgo packages that both +// use the same libgcc function. + +package cgotest + +import ( + "runtime" + "testing" + + "misc/cgo/test/issue9510a" + "misc/cgo/test/issue9510b" +) + +func test9510(t *testing.T) { + if runtime.GOARCH == "arm" { + t.Skip("skipping because libgcc may be a Thumb library") + } + issue9510a.F(1, 1) + issue9510b.F(1, 1) +} diff --git a/misc/cgo/test/issue9510a/a.go b/misc/cgo/test/issue9510a/a.go new file mode 100644 index 0000000..1a5224b --- /dev/null +++ b/misc/cgo/test/issue9510a/a.go @@ -0,0 +1,15 @@ +package issue9510a + +/* +static double csquare(double a, double b) { + __complex__ double d; + __real__ d = a; + __imag__ d = b; + return __real__ (d * d); +} +*/ +import "C" + +func F(a, b float64) float64 { + return float64(C.csquare(C.double(a), C.double(b))) +} diff --git a/misc/cgo/test/issue9510b/b.go b/misc/cgo/test/issue9510b/b.go new file mode 100644 index 0000000..5016b39 --- /dev/null +++ b/misc/cgo/test/issue9510b/b.go @@ -0,0 +1,15 @@ +package issue9510b + +/* +static double csquare(double a, double b) { + __complex__ double d; + __real__ d = a; + __imag__ d = b; + return __real__ (d * d); +} +*/ +import "C" + +func F(a, b float64) float64 { + return float64(C.csquare(C.double(a), C.double(b))) +} diff --git a/misc/cgo/test/setgid2_linux.go b/misc/cgo/test/setgid2_linux.go new file mode 100644 index 0000000..438f5ae --- /dev/null +++ b/misc/cgo/test/setgid2_linux.go @@ -0,0 +1,35 @@ +// Copyright 2022 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Stress test setgid and thread creation. A thread +// can get a SIGSETXID signal early on at thread +// initialization, causing crash. See issue 53374. + +package cgotest + +/* +#include <sys/types.h> +#include <unistd.h> +*/ +import "C" + +import ( + "runtime" + "testing" +) + +func testSetgidStress(t *testing.T) { + const N = 50 + ch := make(chan int, N) + for i := 0; i < N; i++ { + go func() { + C.setgid(0) + ch <- 1 + runtime.LockOSThread() // so every goroutine uses a new thread + }() + } + for i := 0; i < N; i++ { + <-ch + } +} diff --git a/misc/cgo/test/setgid_linux.go b/misc/cgo/test/setgid_linux.go new file mode 100644 index 0000000..7c64946 --- /dev/null +++ b/misc/cgo/test/setgid_linux.go @@ -0,0 +1,49 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that setgid does not hang on Linux. +// See https://golang.org/issue/3871 for details. + +package cgotest + +/* +#include <sys/types.h> +#include <unistd.h> +*/ +import "C" + +import ( + "os" + "os/signal" + "syscall" + "testing" + "time" +) + +func runTestSetgid() bool { + c := make(chan bool) + go func() { + C.setgid(0) + c <- true + }() + select { + case <-c: + return true + case <-time.After(5 * time.Second): + return false + } + +} + +func testSetgid(t *testing.T) { + if !runTestSetgid() { + t.Error("setgid hung") + } + + // Now try it again after using signal.Notify. + signal.Notify(make(chan os.Signal, 1), syscall.SIGINT) + if !runTestSetgid() { + t.Error("setgid hung after signal.Notify") + } +} diff --git a/misc/cgo/test/sigaltstack.go b/misc/cgo/test/sigaltstack.go new file mode 100644 index 0000000..6b37189 --- /dev/null +++ b/misc/cgo/test/sigaltstack.go @@ -0,0 +1,79 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows && !android +// +build !windows,!android + +// Test that the Go runtime still works if C code changes the signal stack. + +package cgotest + +/* +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#ifdef _AIX +// On AIX, SIGSTKSZ is too small to handle Go sighandler. +#define CSIGSTKSZ 0x4000 +#else +#define CSIGSTKSZ SIGSTKSZ +#endif + +static stack_t oss; +static char signalStack[CSIGSTKSZ]; + +static void changeSignalStack(void) { + stack_t ss; + memset(&ss, 0, sizeof ss); + ss.ss_sp = signalStack; + ss.ss_flags = 0; + ss.ss_size = CSIGSTKSZ; + if (sigaltstack(&ss, &oss) < 0) { + perror("sigaltstack"); + abort(); + } +} + +static void restoreSignalStack(void) { +#if (defined(__x86_64__) || defined(__i386__)) && defined(__APPLE__) + // The Darwin C library enforces a minimum that the kernel does not. + // This is OK since we allocated this much space in mpreinit, + // it was just removed from the buffer by stackalloc. + oss.ss_size = MINSIGSTKSZ; +#endif + if (sigaltstack(&oss, NULL) < 0) { + perror("sigaltstack restore"); + abort(); + } +} + +static int zero(void) { + return 0; +} +*/ +import "C" + +import ( + "runtime" + "testing" +) + +func testSigaltstack(t *testing.T) { + switch { + case runtime.GOOS == "solaris", runtime.GOOS == "illumos", runtime.GOOS == "ios" && runtime.GOARCH == "arm64": + t.Skipf("switching signal stack not implemented on %s/%s", runtime.GOOS, runtime.GOARCH) + } + + C.changeSignalStack() + defer C.restoreSignalStack() + defer func() { + if recover() == nil { + t.Error("did not see expected panic") + } + }() + v := 1 / int(C.zero()) + t.Errorf("unexpected success of division by zero == %d", v) +} diff --git a/misc/cgo/test/sigprocmask.c b/misc/cgo/test/sigprocmask.c new file mode 100644 index 0000000..e77ba5b --- /dev/null +++ b/misc/cgo/test/sigprocmask.c @@ -0,0 +1,51 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build !windows + +#include <errno.h> +#include <signal.h> +#include <stdlib.h> +#include <pthread.h> +#include <stdio.h> +#include <time.h> +#include <unistd.h> + +extern void IntoGoAndBack(); + +int CheckBlocked() { + sigset_t mask; + sigprocmask(SIG_BLOCK, NULL, &mask); + return sigismember(&mask, SIGIO); +} + +static void* sigthreadfunc(void* unused) { + sigset_t mask; + sigemptyset(&mask); + sigaddset(&mask, SIGIO); + sigprocmask(SIG_BLOCK, &mask, NULL); + IntoGoAndBack(); + return NULL; +} + +int RunSigThread() { + int tries; + pthread_t thread; + int r; + struct timespec ts; + + for (tries = 0; tries < 20; tries++) { + r = pthread_create(&thread, NULL, &sigthreadfunc, NULL); + if (r == 0) { + return pthread_join(thread, NULL); + } + if (r != EAGAIN) { + return r; + } + ts.tv_sec = 0; + ts.tv_nsec = (tries + 1) * 1000 * 1000; // Milliseconds. + nanosleep(&ts, NULL); + } + return EAGAIN; +} diff --git a/misc/cgo/test/sigprocmask.go b/misc/cgo/test/sigprocmask.go new file mode 100644 index 0000000..983734c --- /dev/null +++ b/misc/cgo/test/sigprocmask.go @@ -0,0 +1,41 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +package cgotest + +/* +#cgo CFLAGS: -pthread +#cgo LDFLAGS: -pthread +extern int RunSigThread(); +extern int CheckBlocked(); +*/ +import "C" +import ( + "os" + "os/signal" + "syscall" + "testing" +) + +var blocked bool + +//export IntoGoAndBack +func IntoGoAndBack() { + // Verify that SIGIO stays blocked on the C thread + // even when unblocked for signal.Notify(). + signal.Notify(make(chan os.Signal), syscall.SIGIO) + blocked = C.CheckBlocked() != 0 +} + +func testSigprocmask(t *testing.T) { + if r := C.RunSigThread(); r != 0 { + t.Errorf("pthread_create/pthread_join failed: %d", r) + } + if !blocked { + t.Error("Go runtime unblocked SIGIO") + } +} diff --git a/misc/cgo/test/test.go b/misc/cgo/test/test.go new file mode 100644 index 0000000..9d9b14e --- /dev/null +++ b/misc/cgo/test/test.go @@ -0,0 +1,2303 @@ +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test cases for cgo. +// Both the import "C" prologue and the main file are sorted by issue number. +// This file contains C definitions (not just declarations) +// and so it must NOT contain any //export directives on Go functions. +// See testx.go for exports. + +package cgotest + +/* +#include <complex.h> +#include <math.h> +#include <stdarg.h> +#include <stdbool.h> +#include <stddef.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/stat.h> +#include <errno.h> +#cgo LDFLAGS: -lm + +#ifndef WIN32 +#include <pthread.h> +#include <signal.h> +#endif + +// alignment tests + +typedef unsigned char Uint8; +typedef unsigned short Uint16; + +typedef enum { + MOD1 = 0x0000, + MODX = 0x8000 +} SDLMod; + +typedef enum { + A1 = 1, + B1 = 322, + SDLK_LAST +} SDLKey; + +typedef struct SDL_keysym { + Uint8 scancode; + SDLKey sym; + SDLMod mod; + Uint16 unicode; +} SDL_keysym; + +typedef struct SDL_KeyboardEvent { + Uint8 typ; + Uint8 which; + Uint8 state; + SDL_keysym keysym; +} SDL_KeyboardEvent; + +void makeEvent(SDL_KeyboardEvent *event) { + unsigned char *p; + int i; + + p = (unsigned char*)event; + for (i=0; i<sizeof *event; i++) { + p[i] = i; + } +} + +int same(SDL_KeyboardEvent* e, Uint8 typ, Uint8 which, Uint8 state, Uint8 scan, SDLKey sym, SDLMod mod, Uint16 uni) { + return e->typ == typ && e->which == which && e->state == state && e->keysym.scancode == scan && e->keysym.sym == sym && e->keysym.mod == mod && e->keysym.unicode == uni; +} + +void cTest(SDL_KeyboardEvent *event) { + printf("C: %#x %#x %#x %#x %#x %#x %#x\n", event->typ, event->which, event->state, + event->keysym.scancode, event->keysym.sym, event->keysym.mod, event->keysym.unicode); + fflush(stdout); +} + +// api + +const char *greeting = "hello, world"; + +// basic test cases + +#define SHIFT(x, y) ((x)<<(y)) +#define KILO SHIFT(1, 10) +#define UINT32VAL 0xc008427bU + +enum E { + Enum1 = 1, + Enum2 = 2, +}; + +typedef unsigned char cgo_uuid_t[20]; + +void uuid_generate(cgo_uuid_t x) { + x[0] = 0; +} + +struct S { + int x; +}; + +const char *cstr = "abcefghijklmnopqrstuvwxyzABCEFGHIJKLMNOPQRSTUVWXYZ1234567890"; + +extern enum E myConstFunc(struct S* const ctx, int const id, struct S **const filter); + +enum E myConstFunc(struct S *const ctx, int const id, struct S **const filter) { return 0; } + +int add(int x, int y) { + return x+y; +}; + +// Following mimicks vulkan complex definitions for benchmarking cgocheck overhead. + +typedef uint32_t VkFlags; +typedef VkFlags VkDeviceQueueCreateFlags; +typedef uint32_t VkStructureType; + +typedef struct VkDeviceQueueCreateInfo { + VkStructureType sType; + const void* pNext; + VkDeviceQueueCreateFlags flags; + uint32_t queueFamilyIndex; + uint32_t queueCount; + const float* pQueuePriorities; +} VkDeviceQueueCreateInfo; + +typedef struct VkPhysicalDeviceFeatures { + uint32_t bools[56]; +} VkPhysicalDeviceFeatures; + +typedef struct VkDeviceCreateInfo { + VkStructureType sType; + const void* pNext; + VkFlags flags; + uint32_t queueCreateInfoCount; + const VkDeviceQueueCreateInfo* pQueueCreateInfos; + uint32_t enabledLayerCount; + const char* const* ppEnabledLayerNames; + uint32_t enabledExtensionCount; + const char* const* ppEnabledExtensionNames; + const VkPhysicalDeviceFeatures* pEnabledFeatures; +} VkDeviceCreateInfo; + +void handleComplexPointer(VkDeviceCreateInfo *a0) {} +void handleComplexPointer8( + VkDeviceCreateInfo *a0, VkDeviceCreateInfo *a1, VkDeviceCreateInfo *a2, VkDeviceCreateInfo *a3, + VkDeviceCreateInfo *a4, VkDeviceCreateInfo *a5, VkDeviceCreateInfo *a6, VkDeviceCreateInfo *a7 +) {} + +// complex alignment + +struct { + float x; + _Complex float y; +} cplxAlign = { 3.14, 2.17 }; + +// constants and pointer checking + +#define CheckConstVal 0 + +typedef struct { + int *p; +} CheckConstStruct; + +static void CheckConstFunc(CheckConstStruct *p, int e) {} + +// duplicate symbol + +int base_symbol = 0; +#define alias_one base_symbol +#define alias_two base_symbol + +// function pointer variables + +typedef int (*intFunc) (); + +int +bridge_int_func(intFunc f) +{ + return f(); +} + +int fortytwo() +{ + return 42; +} + +// issue 1222 +typedef union { + long align; +} xxpthread_mutex_t; +struct ibv_async_event { + union { + int x; + } element; +}; +struct ibv_context { + xxpthread_mutex_t mutex; +}; + +// issue 1635 +// Mac OS X's gcc will generate scattered relocation 2/1 for +// this function on Darwin/386, and 8l couldn't handle it. +// this example is in issue 1635 +void scatter() { + void *p = scatter; + printf("scatter = %p\n", p); +} + +// Adding this explicit extern declaration makes this a test for +// https://gcc.gnu.org/PR68072 aka https://golang.org/issue/13344 . +// It used to cause a cgo error when building with GCC 6. +extern int hola; + +// this example is in issue 3253 +int hola = 0; +int testHola() { return hola; } + +// issue 3250 +#ifdef WIN32 +void testSendSIG() {} +#else +static void *thread(void *p) { + const int M = 100; + int i; + (void)p; + for (i = 0; i < M; i++) { + pthread_kill(pthread_self(), SIGCHLD); + usleep(rand() % 20 + 5); + } + return NULL; +} +void testSendSIG() { + const int N = 20; + int i; + pthread_t tid[N]; + for (i = 0; i < N; i++) { + usleep(rand() % 200 + 100); + pthread_create(&tid[i], 0, thread, NULL); + } + for (i = 0; i < N; i++) + pthread_join(tid[i], 0); +} +#endif + +// issue 3261 +// libgcc on ARM might be compiled as thumb code, but our 5l +// can't handle that, so we have to disable this test on arm. +#ifdef __ARMEL__ +int vabs(int x) { + puts("testLibgcc is disabled on ARM because 5l cannot handle thumb library."); + return (x < 0) ? -x : x; +} +#elif defined(__arm64__) && defined(__clang__) +int vabs(int x) { + puts("testLibgcc is disabled on ARM64 with clang due to lack of libgcc."); + return (x < 0) ? -x : x; +} +#else +int __absvsi2(int); // dummy prototype for libgcc function +// we shouldn't name the function abs, as gcc might use +// the builtin one. +int vabs(int x) { return __absvsi2(x); } +#endif + + +// issue 3729 +// access errno from void C function +const char _expA = 0x42; +const float _expB = 3.14159; +const short _expC = 0x55aa; +const int _expD = 0xdeadbeef; + +#ifdef WIN32 +void g(void) {} +void g2(int x, char a, float b, short c, int d) {} +#else + +void g(void) { + errno = E2BIG; +} + +// try to pass some non-trivial arguments to function g2 +void g2(int x, char a, float b, short c, int d) { + if (a == _expA && b == _expB && c == _expC && d == _expD) + errno = x; + else + errno = -1; +} +#endif + +// issue 3945 +// Test that cgo reserves enough stack space during cgo call. +// See https://golang.org/issue/3945 for details. +void say() { + printf("%s from C\n", "hello"); +} + +// issue 4054 part 1 - other half in testx.go + +typedef enum { + A = 0, + B, + C, + D, + E, + F, + G, + H, + II, + J, +} issue4054a; + +// issue 4339 +// We've historically permitted #include <>, so test it here. Issue 29333. +// Also see issue 41059. +#include <issue4339.h> + +// issue 4417 +// cmd/cgo: bool alignment/padding issue. +// bool alignment is wrong and causing wrong arguments when calling functions. +static int c_bool(bool a, bool b, int c, bool d, bool e) { + return c; +} + +// issue 4857 +#cgo CFLAGS: -Werror +const struct { int a; } *issue4857() { return (void *)0; } + +// issue 5224 +// Test that the #cgo CFLAGS directive works, +// with and without platform filters. +#cgo CFLAGS: -DCOMMON_VALUE=123 +#cgo windows CFLAGS: -DIS_WINDOWS=1 +#cgo !windows CFLAGS: -DIS_WINDOWS=0 +int common = COMMON_VALUE; +int is_windows = IS_WINDOWS; + +// issue 5227 +// linker incorrectly treats common symbols and +// leaves them undefined. + +typedef struct { + int Count; +} Fontinfo; + +Fontinfo SansTypeface; + +extern void init(); + +Fontinfo loadfont() { + Fontinfo f = {0}; + return f; +} + +void init() { + SansTypeface = loadfont(); +} + +// issue 5242 +// Cgo incorrectly computed the alignment of structs +// with no Go accessible fields as 0, and then panicked on +// modulo-by-zero computations. + +// issue 50987 +// disable arm64 GCC warnings +#cgo CFLAGS: -Wno-psabi -Wno-unknown-warning-option + +typedef struct { +} foo; + +typedef struct { + int x : 1; +} bar; + +int issue5242(foo f, bar b) { + return 5242; +} + +// issue 5337 +// Verify that we can withstand SIGPROF received on foreign threads + +#ifdef WIN32 +void test5337() {} +#else +static void *thread1(void *p) { + (void)p; + pthread_kill(pthread_self(), SIGPROF); + return NULL; +} +void test5337() { + pthread_t tid; + pthread_create(&tid, 0, thread1, NULL); + pthread_join(tid, 0); +} +#endif + +// issue 5603 + +const long long issue5603exp = 0x12345678; +long long issue5603foo0() { return issue5603exp; } +long long issue5603foo1(void *p) { return issue5603exp; } +long long issue5603foo2(void *p, void *q) { return issue5603exp; } +long long issue5603foo3(void *p, void *q, void *r) { return issue5603exp; } +long long issue5603foo4(void *p, void *q, void *r, void *s) { return issue5603exp; } + +// issue 5740 + +int test5740a(void), test5740b(void); + +// issue 5986 +static void output5986() +{ + int current_row = 0, row_count = 0; + double sum_squares = 0; + double d; + do { + if (current_row == 10) { + current_row = 0; + } + ++row_count; + } + while (current_row++ != 1); + d = sqrt(sum_squares / row_count); + printf("sqrt is: %g\n", d); +} + +// issue 6128 +// Test handling of #defined names in clang. +// NOTE: Must use hex, or else a shortcut for decimals +// in cgo avoids trying to pass this to clang. +#define X 0x1 + +// issue 6472 +typedef struct +{ + struct + { + int x; + } y[16]; +} z; + +// issue 6612 +// Test new scheme for deciding whether C.name is an expression, type, constant. +// Clang silences some warnings when the name is a #defined macro, so test those too +// (even though we now use errors exclusively, not warnings). + +void myfunc(void) {} +int myvar = 5; +const char *mytext = "abcdef"; +typedef int mytype; +enum { + myenum = 1234, +}; + +#define myfunc_def myfunc +#define myvar_def myvar +#define mytext_def mytext +#define mytype_def mytype +#define myenum_def myenum +#define myint_def 12345 +#define myfloat_def 1.5 +#define mystring_def "hello" + +// issue 6907 +char* Issue6907CopyString(_GoString_ s) { + size_t n; + const char *p; + char *r; + + n = _GoStringLen(s); + p = _GoStringPtr(s); + r = malloc(n + 1); + memmove(r, p, n); + r[n] = '\0'; + return r; +} + +// issue 7560 +typedef struct { + char x; + long y; +} __attribute__((__packed__)) misaligned; + +int +offset7560(void) +{ + return (uintptr_t)&((misaligned*)0)->y; +} + +// issue 7786 +// No runtime test, just make sure that typedef and struct/union/class are interchangeable at compile time. + +struct test7786; +typedef struct test7786 typedef_test7786; +void f7786(struct test7786 *ctx) {} +void g7786(typedef_test7786 *ctx) {} + +typedef struct body7786 typedef_body7786; +struct body7786 { int x; }; +void b7786(struct body7786 *ctx) {} +void c7786(typedef_body7786 *ctx) {} + +typedef union union7786 typedef_union7786; +void u7786(union union7786 *ctx) {} +void v7786(typedef_union7786 *ctx) {} + +// issue 8092 +// Test that linker defined symbols (e.g., text, data) don't +// conflict with C symbols. +char text[] = "text"; +char data[] = "data"; +char *ctext(void) { return text; } +char *cdata(void) { return data; } + +// issue 8428 +// Cgo inconsistently translated zero size arrays. + +struct issue8428one { + char b; + char rest[]; +}; + +struct issue8428two { + void *p; + char b; + char rest[0]; + char pad; +}; + +struct issue8428three { + char w[1][2][3][0]; + char x[2][3][0][1]; + char y[3][0][1][2]; + char z[0][1][2][3]; +}; + +// issue 8331 part 1 - part 2 in testx.go +// A typedef of an unnamed struct is the same struct when +// #include'd twice. No runtime test; just make sure it compiles. +#include "issue8331.h" + +// issue 8368 and 8441 +// Recursive struct definitions didn't work. +// No runtime test; just make sure it compiles. +typedef struct one one; +typedef struct two two; +struct one { + two *x; +}; +struct two { + one *x; +}; + +// issue 8811 + +extern int issue8811Initialized; +extern void issue8811Init(); + +void issue8811Execute() { + if(!issue8811Initialized) + issue8811Init(); +} + +// issue 8945 + +typedef void (*PFunc8945)(); +PFunc8945 func8945; + +// issue 9557 + +struct issue9557_t { + int a; +} test9557bar = { 42 }; +struct issue9557_t *issue9557foo = &test9557bar; + +// issue 10303 +// Pointers passed to C were not marked as escaping (bug in cgo). + +typedef int *intptr; + +void setintstar(int *x) { + *x = 1; +} + +void setintptr(intptr x) { + *x = 1; +} + +void setvoidptr(void *x) { + *(int*)x = 1; +} + +typedef struct Struct Struct; +struct Struct { + int *P; +}; + +void setstruct(Struct s) { + *s.P = 1; +} + +// issue 11925 +// Structs with zero-length trailing fields are now padded by the Go compiler. + +struct a11925 { + int i; + char a[0]; + char b[0]; +}; + +struct b11925 { + int i; + char a[0]; + char b[]; +}; + +// issue 12030 +void issue12030conv(char *buf, double x) { + sprintf(buf, "d=%g", x); +} + +// issue 14838 + +int check_cbytes(char *b, size_t l) { + int i; + for (i = 0; i < l; i++) { + if (b[i] != i) { + return 0; + } + } + return 1; +} + +// issue 17065 +// Test that C symbols larger than a page play nicely with the race detector. +int ii[65537]; + +// issue 17537 +// The void* cast introduced by cgo to avoid problems +// with const/volatile qualifiers breaks C preprocessor macros that +// emulate functions. + +typedef struct { + int i; +} S17537; + +int I17537(S17537 *p); + +#define I17537(p) ((p)->i) + +// Calling this function used to fail without the cast. +const int F17537(const char **p) { + return **p; +} + +// issue 17723 +// API compatibility checks + +typedef char *cstring_pointer; +static void cstring_pointer_fun(cstring_pointer dummy) { } +const char *api_hello = "hello!"; + +// Calling this function used to trigger an error from the C compiler +// (issue 18298). +void F18298(const void *const *p) { +} + +// Test that conversions between typedefs work as they used to. +typedef const void *T18298_1; +struct S18298 { int i; }; +typedef const struct S18298 *T18298_2; +void G18298(T18298_1 t) { +} + +// issue 18126 +// cgo check of void function returning errno. +void Issue18126C(void **p) {} + +// issue 18720 + +#define HELLO "hello" +#define WORLD "world" +#define HELLO_WORLD HELLO "\000" WORLD + +struct foo { char c; }; +#define SIZE_OF(x) sizeof(x) +#define SIZE_OF_FOO SIZE_OF(struct foo) +#define VAR1 VAR +#define VAR var +int var = 5; + +#define ADDR &var + +#define CALL fn() +int fn(void) { + return ++var; +} + +// issue 20129 + +int issue20129 = 0; +typedef void issue20129Void; +issue20129Void issue20129Foo() { + issue20129 = 1; +} +typedef issue20129Void issue20129Void2; +issue20129Void2 issue20129Bar() { + issue20129 = 2; +} + +// issue 20369 +#define XUINT64_MAX 18446744073709551615ULL + +// issue 21668 +// Fail to guess the kind of the constant "x". +// No runtime test; just make sure it compiles. +const int x21668 = 42; + +// issue 21708 +#define CAST_TO_INT64 (int64_t)(-1) + +// issue 21809 +// Compile C `typedef` to go type aliases. + +typedef long MySigned_t; +// tests alias-to-alias +typedef MySigned_t MySigned2_t; +long takes_long(long x) { return x * x; } +MySigned_t takes_typedef(MySigned_t x) { return x * x; } + +// issue 22906 + +// It's going to be hard to include a whole real JVM to test this. +// So we'll simulate a really easy JVM using just the parts we need. +// This is the relevant part of jni.h. + +struct _jobject; + +typedef struct _jobject *jobject; +typedef jobject jclass; +typedef jobject jthrowable; +typedef jobject jstring; +typedef jobject jarray; +typedef jarray jbooleanArray; +typedef jarray jbyteArray; +typedef jarray jcharArray; +typedef jarray jshortArray; +typedef jarray jintArray; +typedef jarray jlongArray; +typedef jarray jfloatArray; +typedef jarray jdoubleArray; +typedef jarray jobjectArray; + +typedef jobject jweak; + +// Note: jvalue is already a non-pointer type due to it being a C union. + +// issue 22958 + +typedef struct { + unsigned long long f8 : 8; + unsigned long long f16 : 16; + unsigned long long f24 : 24; + unsigned long long f32 : 32; + unsigned long long f40 : 40; + unsigned long long f48 : 48; + unsigned long long f56 : 56; + unsigned long long f64 : 64; +} issue22958Type; + +// issue 23356 +int a(void) { return 5; }; +int r(void) { return 3; }; + +// issue 23720 +typedef int *issue23720A; +typedef const int *issue23720B; +void issue23720F(issue23720B a) {} + +// issue 24206 +#if defined(__linux__) && defined(__x86_64__) +#include <sys/mman.h> +// Returns string with null byte at the last valid address +char* dangerousString1() { + int pageSize = 4096; + char *data = mmap(0, 2 * pageSize, PROT_READ|PROT_WRITE, MAP_ANON|MAP_PRIVATE, 0, 0); + mprotect(data + pageSize,pageSize,PROT_NONE); + int start = pageSize - 123 - 1; // last 123 bytes of first page + 1 null byte + int i = start; + for (; i < pageSize; i++) { + data[i] = 'x'; + } + data[pageSize -1 ] = 0; + return data+start; +} + +char* dangerousString2() { + int pageSize = 4096; + char *data = mmap(0, 3 * pageSize, PROT_READ|PROT_WRITE, MAP_ANON|MAP_PRIVATE, 0, 0); + mprotect(data + 2 * pageSize,pageSize,PROT_NONE); + int start = pageSize - 123 - 1; // last 123 bytes of first page + 1 null byte + int i = start; + for (; i < 2 * pageSize; i++) { + data[i] = 'x'; + } + data[2*pageSize -1 ] = 0; + return data+start; +} +#else +char *dangerousString1() { return NULL; } +char *dangerousString2() { return NULL; } +#endif + +// issue 26066 +const unsigned long long int issue26066 = (const unsigned long long) -1; + +// issue 26517 +// Introduce two pointer types which are distinct, but have the same +// base type. Make sure that both of those pointer types get resolved +// correctly. Before the fix for 26517 if one of these pointer types +// was resolved before the other one was processed, the second one +// would never be resolved. +// Before this issue was fixed this test failed on Windows, +// where va_list expands to a named char* type. +typedef va_list TypeOne; +typedef char *TypeTwo; + +// issue 28540 + +static void twoargs1(void *p, int n) {} +static void *twoargs2() { return 0; } +static int twoargs3(void * p) { return 0; } + +// issue 28545 +// Failed to add type conversion for negative constant. + +static void issue28545F(char **p, int n, complex double a) {} + +// issue 28772 part 1 - part 2 in testx.go +// Failed to add type conversion for Go constant set to C constant. +// No runtime test; just make sure it compiles. + +#define issue28772Constant 1 + +// issue 28896 +// cgo was incorrectly adding padding after a packed struct. +typedef struct { + void *f1; + uint32_t f2; +} __attribute__((__packed__)) innerPacked; + +typedef struct { + innerPacked g1; + uint64_t g2; +} outerPacked; + +typedef struct { + void *f1; + uint32_t f2; +} innerUnpacked; + +typedef struct { + innerUnpacked g1; + uint64_t g2; +} outerUnpacked; + +size_t offset(int x) { + switch (x) { + case 0: + return offsetof(innerPacked, f2); + case 1: + return offsetof(outerPacked, g2); + case 2: + return offsetof(innerUnpacked, f2); + case 3: + return offsetof(outerUnpacked, g2); + default: + abort(); + } +} + +// issue 29748 + +typedef struct { char **p; } S29748; +static int f29748(S29748 *p) { return 0; } + +// issue 29781 +// Error with newline inserted into constant expression. +// Compilation test only, nothing to run. + +static void issue29781F(char **p, int n) {} +#define ISSUE29781C 0 + +// issue 31093 +static uint16_t issue31093F(uint16_t v) { return v; } + +// issue 32579 +typedef struct S32579 { unsigned char data[1]; } S32579; + +// issue 37033, cgo.Handle +extern void GoFunc37033(uintptr_t handle); +void cFunc37033(uintptr_t handle) { GoFunc37033(handle); } + +// issue 38649 +// Test that #define'd type aliases work. +#define netbsd_gid unsigned int + +// issue 40494 +// Inconsistent handling of tagged enum and union types. +enum Enum40494 { X_40494 }; +union Union40494 { int x; }; +void issue40494(enum Enum40494 e, union Union40494* up) {} + +// Issue 45451, bad handling of go:notinheap types. +typedef struct issue45451Undefined issue45451; + +// Issue 49633, example of cgo.Handle with void*. +extern void GoFunc49633(void*); +void cfunc49633(void *context) { GoFunc49633(context); } + +*/ +import "C" + +import ( + "context" + "fmt" + "math" + "math/rand" + "os" + "os/signal" + "reflect" + "runtime" + "runtime/cgo" + "sync" + "syscall" + "testing" + "time" + "unsafe" +) + +// alignment + +func testAlign(t *testing.T) { + var evt C.SDL_KeyboardEvent + C.makeEvent(&evt) + if C.same(&evt, evt.typ, evt.which, evt.state, evt.keysym.scancode, evt.keysym.sym, evt.keysym.mod, evt.keysym.unicode) == 0 { + t.Error("*** bad alignment") + C.cTest(&evt) + t.Errorf("Go: %#x %#x %#x %#x %#x %#x %#x\n", + evt.typ, evt.which, evt.state, evt.keysym.scancode, + evt.keysym.sym, evt.keysym.mod, evt.keysym.unicode) + t.Error(evt) + } +} + +// api + +const greeting = "hello, world" + +type testPair struct { + Name string + Got, Want interface{} +} + +var testPairs = []testPair{ + {"GoString", C.GoString(C.greeting), greeting}, + {"GoStringN", C.GoStringN(C.greeting, 5), greeting[:5]}, + {"GoBytes", C.GoBytes(unsafe.Pointer(C.greeting), 5), []byte(greeting[:5])}, +} + +func testHelpers(t *testing.T) { + for _, pair := range testPairs { + if !reflect.DeepEqual(pair.Got, pair.Want) { + t.Errorf("%s: got %#v, want %#v", pair.Name, pair.Got, pair.Want) + } + } +} + +// basic test cases + +const EINVAL = C.EINVAL /* test #define */ + +var KILO = C.KILO + +func uuidgen() { + var uuid C.cgo_uuid_t + C.uuid_generate(&uuid[0]) +} + +func Strtol(s string, base int) (int, error) { + p := C.CString(s) + n, err := C.strtol(p, nil, C.int(base)) + C.free(unsafe.Pointer(p)) + return int(n), err +} + +func Atol(s string) int { + p := C.CString(s) + n := C.atol(p) + C.free(unsafe.Pointer(p)) + return int(n) +} + +func testConst(t *testing.T) { + C.myConstFunc(nil, 0, nil) +} + +func testEnum(t *testing.T) { + if C.Enum1 != 1 || C.Enum2 != 2 { + t.Error("bad enum", C.Enum1, C.Enum2) + } +} + +func testNamedEnum(t *testing.T) { + e := new(C.enum_E) + + *e = C.Enum1 + if *e != 1 { + t.Error("bad enum", C.Enum1) + } + + *e = C.Enum2 + if *e != 2 { + t.Error("bad enum", C.Enum2) + } +} + +func testCastToEnum(t *testing.T) { + e := C.enum_E(C.Enum1) + if e != 1 { + t.Error("bad enum", C.Enum1) + } + + e = C.enum_E(C.Enum2) + if e != 2 { + t.Error("bad enum", C.Enum2) + } +} + +func testAtol(t *testing.T) { + l := Atol("123") + if l != 123 { + t.Error("Atol 123: ", l) + } +} + +func testErrno(t *testing.T) { + p := C.CString("no-such-file") + m := C.CString("r") + f, err := C.fopen(p, m) + C.free(unsafe.Pointer(p)) + C.free(unsafe.Pointer(m)) + if err == nil { + C.fclose(f) + t.Fatalf("C.fopen: should fail") + } + if err != syscall.ENOENT { + t.Fatalf("C.fopen: unexpected error: %v", err) + } +} + +func testMultipleAssign(t *testing.T) { + p := C.CString("234") + n, m := C.strtol(p, nil, 345), C.strtol(p, nil, 10) + if runtime.GOOS == "openbsd" { + // Bug in OpenBSD strtol(3) - base > 36 succeeds. + if (n != 0 && n != 239089) || m != 234 { + t.Fatal("Strtol x2: ", n, m) + } + } else if n != 0 || m != 234 { + t.Fatal("Strtol x2: ", n, m) + } + C.free(unsafe.Pointer(p)) +} + +var ( + cuint = (C.uint)(0) + culong C.ulong + cchar C.char +) + +type Context struct { + ctx *C.struct_ibv_context +} + +func benchCgoCall(b *testing.B) { + b.Run("add-int", func(b *testing.B) { + const x = C.int(2) + const y = C.int(3) + + for i := 0; i < b.N; i++ { + C.add(x, y) + } + }) + + b.Run("one-pointer", func(b *testing.B) { + var a0 C.VkDeviceCreateInfo + for i := 0; i < b.N; i++ { + C.handleComplexPointer(&a0) + } + }) + b.Run("eight-pointers", func(b *testing.B) { + var a0, a1, a2, a3, a4, a5, a6, a7 C.VkDeviceCreateInfo + for i := 0; i < b.N; i++ { + C.handleComplexPointer8(&a0, &a1, &a2, &a3, &a4, &a5, &a6, &a7) + } + }) + b.Run("eight-pointers-nil", func(b *testing.B) { + var a0, a1, a2, a3, a4, a5, a6, a7 *C.VkDeviceCreateInfo + for i := 0; i < b.N; i++ { + C.handleComplexPointer8(a0, a1, a2, a3, a4, a5, a6, a7) + } + }) + b.Run("eight-pointers-array", func(b *testing.B) { + var a [8]C.VkDeviceCreateInfo + for i := 0; i < b.N; i++ { + C.handleComplexPointer8(&a[0], &a[1], &a[2], &a[3], &a[4], &a[5], &a[6], &a[7]) + } + }) + b.Run("eight-pointers-slice", func(b *testing.B) { + a := make([]C.VkDeviceCreateInfo, 8) + for i := 0; i < b.N; i++ { + C.handleComplexPointer8(&a[0], &a[1], &a[2], &a[3], &a[4], &a[5], &a[6], &a[7]) + } + }) +} + +// Benchmark measuring overhead from Go to C and back to Go (via a callback) +func benchCallback(b *testing.B) { + var x = false + for i := 0; i < b.N; i++ { + nestedCall(func() { x = true }) + } + if !x { + b.Fatal("nestedCall was not invoked") + } +} + +var sinkString string + +func benchGoString(b *testing.B) { + for i := 0; i < b.N; i++ { + sinkString = C.GoString(C.cstr) + } + const want = "abcefghijklmnopqrstuvwxyzABCEFGHIJKLMNOPQRSTUVWXYZ1234567890" + if sinkString != want { + b.Fatalf("%q != %q", sinkString, want) + } +} + +// Static (build-time) test that syntax traversal visits all operands of s[i:j:k]. +func sliceOperands(array [2000]int) { + _ = array[C.KILO:C.KILO:C.KILO] // no type error +} + +// set in cgo_thread_lock.go init +var testThreadLockFunc = func(*testing.T) {} + +// complex alignment + +func TestComplexAlign(t *testing.T) { + if C.cplxAlign.x != 3.14 { + t.Errorf("got %v, expected 3.14", C.cplxAlign.x) + } + if C.cplxAlign.y != 2.17 { + t.Errorf("got %v, expected 2.17", C.cplxAlign.y) + } +} + +// constants and pointer checking + +func testCheckConst(t *testing.T) { + // The test is that this compiles successfully. + p := C.malloc(C.size_t(unsafe.Sizeof(C.int(0)))) + defer C.free(p) + C.CheckConstFunc(&C.CheckConstStruct{(*C.int)(p)}, C.CheckConstVal) +} + +// duplicate symbol + +func duplicateSymbols() { + fmt.Printf("%v %v %v\n", C.base_symbol, C.alias_one, C.alias_two) +} + +// environment + +// This is really an os package test but here for convenience. +func testSetEnv(t *testing.T) { + if runtime.GOOS == "windows" { + // Go uses SetEnvironmentVariable on windows. However, + // C runtime takes a *copy* at process startup of the + // OS environment, and stores it in environ/envp. + // It is this copy that getenv/putenv manipulate. + t.Logf("skipping test") + return + } + const key = "CGO_OS_TEST_KEY" + const val = "CGO_OS_TEST_VALUE" + os.Setenv(key, val) + keyc := C.CString(key) + defer C.free(unsafe.Pointer(keyc)) + v := C.getenv(keyc) + if uintptr(unsafe.Pointer(v)) == 0 { + t.Fatal("getenv returned NULL") + } + vs := C.GoString(v) + if vs != val { + t.Fatalf("getenv() = %q; want %q", vs, val) + } +} + +// function pointer variables + +func callBridge(f C.intFunc) int { + return int(C.bridge_int_func(f)) +} + +func callCBridge(f C.intFunc) C.int { + return C.bridge_int_func(f) +} + +func testFpVar(t *testing.T) { + const expected = 42 + f := C.intFunc(C.fortytwo) + res1 := C.bridge_int_func(f) + if r1 := int(res1); r1 != expected { + t.Errorf("got %d, want %d", r1, expected) + } + res2 := callCBridge(f) + if r2 := int(res2); r2 != expected { + t.Errorf("got %d, want %d", r2, expected) + } + r3 := callBridge(f) + if r3 != expected { + t.Errorf("got %d, want %d", r3, expected) + } +} + +// issue 1222 +type AsyncEvent struct { + event C.struct_ibv_async_event +} + +// issue 1635 + +func test1635(t *testing.T) { + C.scatter() + if v := C.hola; v != 0 { + t.Fatalf("C.hola is %d, should be 0", v) + } + if v := C.testHola(); v != 0 { + t.Fatalf("C.testHola() is %d, should be 0", v) + } +} + +// issue 2470 + +func testUnsignedInt(t *testing.T) { + a := (int64)(C.UINT32VAL) + b := (int64)(0xc008427b) + if a != b { + t.Errorf("Incorrect unsigned int - got %x, want %x", a, b) + } +} + +// issue 3250 + +func test3250(t *testing.T) { + if runtime.GOOS == "windows" { + t.Skip("not applicable on windows") + } + + t.Skip("skipped, see golang.org/issue/5885") + var ( + thres = 1 + sig = syscall_dot_SIGCHLD + ) + type result struct { + n int + sig os.Signal + } + var ( + sigCh = make(chan os.Signal, 10) + waitStart = make(chan struct{}) + waitDone = make(chan result) + ) + + signal.Notify(sigCh, sig) + + go func() { + n := 0 + alarm := time.After(time.Second * 3) + for { + select { + case <-waitStart: + waitStart = nil + case v := <-sigCh: + n++ + if v != sig || n > thres { + waitDone <- result{n, v} + return + } + case <-alarm: + waitDone <- result{n, sig} + return + } + } + }() + + waitStart <- struct{}{} + C.testSendSIG() + r := <-waitDone + if r.sig != sig { + t.Fatalf("received signal %v, but want %v", r.sig, sig) + } + t.Logf("got %d signals\n", r.n) + if r.n <= thres { + t.Fatalf("expected more than %d", thres) + } +} + +// issue 3261 + +func testLibgcc(t *testing.T) { + var table = []struct { + in, out C.int + }{ + {0, 0}, + {1, 1}, + {-42, 42}, + {1000300, 1000300}, + {1 - 1<<31, 1<<31 - 1}, + } + for _, v := range table { + if o := C.vabs(v.in); o != v.out { + t.Fatalf("abs(%d) got %d, should be %d", v.in, o, v.out) + return + } + } +} + +// issue 3729 + +func test3729(t *testing.T) { + if runtime.GOOS == "windows" { + t.Skip("skipping on windows") + } + + _, e := C.g() + if e != syscall.E2BIG { + t.Errorf("got %q, expect %q", e, syscall.E2BIG) + } + _, e = C.g2(C.EINVAL, C._expA, C._expB, C._expC, C._expD) + if e != syscall.EINVAL { + t.Errorf("got %q, expect %q", e, syscall.EINVAL) + } +} + +// issue 3945 + +func testPrintf(t *testing.T) { + C.say() +} + +// issue 4054 + +var issue4054a = []int{C.A, C.B, C.C, C.D, C.E, C.F, C.G, C.H, C.I, C.J} + +// issue 4339 + +func test4339(t *testing.T) { + C.handle4339(&C.exported4339) +} + +// issue 4417 + +func testBoolAlign(t *testing.T) { + b := C.c_bool(true, true, 10, true, false) + if b != 10 { + t.Fatalf("found %d expected 10\n", b) + } + b = C.c_bool(true, true, 5, true, true) + if b != 5 { + t.Fatalf("found %d expected 5\n", b) + } + b = C.c_bool(true, true, 3, true, false) + if b != 3 { + t.Fatalf("found %d expected 3\n", b) + } + b = C.c_bool(false, false, 1, true, false) + if b != 1 { + t.Fatalf("found %d expected 1\n", b) + } + b = C.c_bool(false, true, 200, true, false) + if b != 200 { + t.Fatalf("found %d expected 200\n", b) + } +} + +// issue 4857 + +func test4857() { + _ = C.issue4857() +} + +// issue 5224 + +func testCflags(t *testing.T) { + is_windows := C.is_windows == 1 + if is_windows != (runtime.GOOS == "windows") { + t.Errorf("is_windows: %v, runtime.GOOS: %s", is_windows, runtime.GOOS) + } + if C.common != 123 { + t.Errorf("common: %v (expected 123)", C.common) + } +} + +// issue 5227 + +func test5227(t *testing.T) { + C.init() +} + +func selectfont() C.Fontinfo { + return C.SansTypeface +} + +// issue 5242 + +func test5242(t *testing.T) { + if got := C.issue5242(C.foo{}, C.bar{}); got != 5242 { + t.Errorf("got %v", got) + } +} + +func test5603(t *testing.T) { + var x [5]int64 + exp := int64(C.issue5603exp) + x[0] = int64(C.issue5603foo0()) + x[1] = int64(C.issue5603foo1(nil)) + x[2] = int64(C.issue5603foo2(nil, nil)) + x[3] = int64(C.issue5603foo3(nil, nil, nil)) + x[4] = int64(C.issue5603foo4(nil, nil, nil, nil)) + for i, v := range x { + if v != exp { + t.Errorf("issue5603foo%d() returns %v, expected %v", i, v, exp) + } + } +} + +// issue 5337 + +func test5337(t *testing.T) { + C.test5337() +} + +// issue 5740 + +func test5740(t *testing.T) { + if v := C.test5740a() + C.test5740b(); v != 5 { + t.Errorf("expected 5, got %v", v) + } +} + +// issue 5986 + +func test5986(t *testing.T) { + C.output5986() +} + +// issue 6128 + +func test6128() { + // nothing to run, just make sure this compiles. + _ = C.X +} + +// issue 6390 + +func test6390(t *testing.T) { + p1 := C.malloc(1024) + if p1 == nil { + t.Fatalf("C.malloc(1024) returned nil") + } + p2 := C.malloc(0) + if p2 == nil { + t.Fatalf("C.malloc(0) returned nil") + } + C.free(p1) + C.free(p2) +} + +func test6472() { + // nothing to run, just make sure this compiles + s := new(C.z) + println(s.y[0].x) +} + +// issue 6506 + +func test6506() { + // nothing to run, just make sure this compiles + var x C.size_t + + C.calloc(x, x) + C.malloc(x) + C.realloc(nil, x) + C.memcpy(nil, nil, x) + C.memcmp(nil, nil, x) + C.memmove(nil, nil, x) + C.strncpy(nil, nil, x) + C.strncmp(nil, nil, x) + C.strncat(nil, nil, x) + x = C.strxfrm(nil, nil, x) + C.memchr(nil, 0, x) + x = C.strcspn(nil, nil) + x = C.strspn(nil, nil) + C.memset(nil, 0, x) + x = C.strlen(nil) + _ = x +} + +// issue 6612 + +func testNaming(t *testing.T) { + C.myfunc() + C.myfunc_def() + if v := C.myvar; v != 5 { + t.Errorf("C.myvar = %d, want 5", v) + } + if v := C.myvar_def; v != 5 { + t.Errorf("C.myvar_def = %d, want 5", v) + } + if s := C.GoString(C.mytext); s != "abcdef" { + t.Errorf("C.mytext = %q, want %q", s, "abcdef") + } + if s := C.GoString(C.mytext_def); s != "abcdef" { + t.Errorf("C.mytext_def = %q, want %q", s, "abcdef") + } + if c := C.myenum; c != 1234 { + t.Errorf("C.myenum = %v, want 1234", c) + } + if c := C.myenum_def; c != 1234 { + t.Errorf("C.myenum_def = %v, want 1234", c) + } + { + const c = C.myenum + if c != 1234 { + t.Errorf("C.myenum as const = %v, want 1234", c) + } + } + { + const c = C.myenum_def + if c != 1234 { + t.Errorf("C.myenum as const = %v, want 1234", c) + } + } + if c := C.myint_def; c != 12345 { + t.Errorf("C.myint_def = %v, want 12345", c) + } + { + const c = C.myint_def + if c != 12345 { + t.Errorf("C.myint as const = %v, want 12345", c) + } + } + + if c := C.myfloat_def; c != 1.5 { + t.Errorf("C.myint_def = %v, want 1.5", c) + } + { + const c = C.myfloat_def + if c != 1.5 { + t.Errorf("C.myint as const = %v, want 1.5", c) + } + } + + if s := C.mystring_def; s != "hello" { + t.Errorf("C.mystring_def = %q, want %q", s, "hello") + } +} + +// issue 6907 + +func test6907(t *testing.T) { + want := "yarn" + if got := C.GoString(C.Issue6907CopyString(want)); got != want { + t.Errorf("C.GoString(C.Issue6907CopyString(%q)) == %q, want %q", want, got, want) + } +} + +// issue 7560 + +func test7560(t *testing.T) { + // some mingw don't implement __packed__ correctly. + if C.offset7560() != 1 { + t.Skip("C compiler did not pack struct") + } + + // C.misaligned should have x but then a padding field to get to the end of the struct. + // There should not be a field named 'y'. + var v C.misaligned + rt := reflect.TypeOf(&v).Elem() + if rt.NumField() != 2 || rt.Field(0).Name != "x" || rt.Field(1).Name != "_" { + t.Errorf("unexpected fields in C.misaligned:\n") + for i := 0; i < rt.NumField(); i++ { + t.Logf("%+v\n", rt.Field(i)) + } + } +} + +// issue 7786 + +func f() { + var x1 *C.typedef_test7786 + var x2 *C.struct_test7786 + x1 = x2 + x2 = x1 + C.f7786(x1) + C.f7786(x2) + C.g7786(x1) + C.g7786(x2) + + var b1 *C.typedef_body7786 + var b2 *C.struct_body7786 + b1 = b2 + b2 = b1 + C.b7786(b1) + C.b7786(b2) + C.c7786(b1) + C.c7786(b2) + + var u1 *C.typedef_union7786 + var u2 *C.union_union7786 + u1 = u2 + u2 = u1 + C.u7786(u1) + C.u7786(u2) + C.v7786(u1) + C.v7786(u2) +} + +// issue 8092 + +func test8092(t *testing.T) { + tests := []struct { + s string + a, b *C.char + }{ + {"text", &C.text[0], C.ctext()}, + {"data", &C.data[0], C.cdata()}, + } + for _, test := range tests { + if test.a != test.b { + t.Errorf("%s: pointer mismatch: %v != %v", test.s, test.a, test.b) + } + if got := C.GoString(test.a); got != test.s { + t.Errorf("%s: points at %#v, want %#v", test.s, got, test.s) + } + } +} + +// issues 8368 and 8441 + +func issue8368(one *C.struct_one, two *C.struct_two) { +} + +func issue8441(one *C.one, two *C.two) { + issue8441(two.x, one.x) +} + +// issue 8428 + +var _ = C.struct_issue8428one{ + b: C.char(0), + // The trailing rest field is not available in cgo. + // See issue 11925. + // rest: [0]C.char{}, +} + +var _ = C.struct_issue8428two{ + p: unsafe.Pointer(nil), + b: C.char(0), + rest: [0]C.char{}, +} + +var _ = C.struct_issue8428three{ + w: [1][2][3][0]C.char{}, + x: [2][3][0][1]C.char{}, + y: [3][0][1][2]C.char{}, + z: [0][1][2][3]C.char{}, +} + +// issue 8811 + +func test8811(t *testing.T) { + C.issue8811Execute() +} + +// issue 9557 + +func test9557(t *testing.T) { + // implicitly dereference a Go variable + foo := C.issue9557foo + if v := foo.a; v != 42 { + t.Fatalf("foo.a expected 42, but got %d", v) + } + + // explicitly dereference a C variable + if v := (*C.issue9557foo).a; v != 42 { + t.Fatalf("(*C.issue9557foo).a expected 42, but is %d", v) + } + + // implicitly dereference a C variable + if v := C.issue9557foo.a; v != 42 { + t.Fatalf("C.issue9557foo.a expected 42, but is %d", v) + } +} + +// issue 8331 part 1 + +func issue8331a() C.issue8331 { + return issue8331Var +} + +// issue 10303 + +func test10303(t *testing.T, n int) { + if runtime.Compiler == "gccgo" { + t.Skip("gccgo permits C pointers on the stack") + } + + // Run at a few different stack depths just to avoid an unlucky pass + // due to variables ending up on different pages. + if n > 0 { + test10303(t, n-1) + } + if t.Failed() { + return + } + var x, y, z, v, si C.int + var s C.Struct + C.setintstar(&x) + C.setintptr(&y) + C.setvoidptr(unsafe.Pointer(&v)) + s.P = &si + C.setstruct(s) + + if uintptr(unsafe.Pointer(&x))&^0xfff == uintptr(unsafe.Pointer(&z))&^0xfff { + t.Error("C int* argument on stack") + } + if uintptr(unsafe.Pointer(&y))&^0xfff == uintptr(unsafe.Pointer(&z))&^0xfff { + t.Error("C intptr argument on stack") + } + if uintptr(unsafe.Pointer(&v))&^0xfff == uintptr(unsafe.Pointer(&z))&^0xfff { + t.Error("C void* argument on stack") + } + if uintptr(unsafe.Pointer(&si))&^0xfff == uintptr(unsafe.Pointer(&z))&^0xfff { + t.Error("C struct field pointer on stack") + } +} + +// issue 11925 + +func test11925(t *testing.T) { + if C.sizeof_struct_a11925 != unsafe.Sizeof(C.struct_a11925{}) { + t.Errorf("size of a changed: C %d, Go %d", C.sizeof_struct_a11925, unsafe.Sizeof(C.struct_a11925{})) + } + if C.sizeof_struct_b11925 != unsafe.Sizeof(C.struct_b11925{}) { + t.Errorf("size of b changed: C %d, Go %d", C.sizeof_struct_b11925, unsafe.Sizeof(C.struct_b11925{})) + } +} + +// issue 12030 + +func test12030(t *testing.T) { + buf := (*C.char)(C.malloc(256)) + defer C.free(unsafe.Pointer(buf)) + for _, f := range []float64{1.0, 2.0, 3.14} { + C.issue12030conv(buf, C.double(f)) + got := C.GoString(buf) + if want := fmt.Sprintf("d=%g", f); got != want { + t.Fatalf("C.sprintf failed for %g: %q != %q", f, got, want) + } + } +} + +// issue 13402 + +var _ C.complexfloat +var _ C.complexdouble + +// issue 13930 +// Test that cgo's multiple-value special form for +// C function calls works in variable declaration statements. + +var _, _ = C.abs(0) + +// issue 14838 + +func test14838(t *testing.T) { + data := []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9} + cData := C.CBytes(data) + defer C.free(cData) + + if C.check_cbytes((*C.char)(cData), C.size_t(len(data))) == 0 { + t.Fatalf("mismatched data: expected %v, got %v", data, (*(*[10]byte)(unsafe.Pointer(cData)))[:]) + } +} + +// issue 17065 + +var sink C.int + +func test17065(t *testing.T) { + if runtime.GOOS == "darwin" || runtime.GOOS == "ios" { + t.Skip("broken on darwin; issue 17065") + } + for i := range C.ii { + sink = C.ii[i] + } +} + +// issue 17537 + +func test17537(t *testing.T) { + v := C.S17537{i: 17537} + if got, want := C.I17537(&v), C.int(17537); got != want { + t.Errorf("got %d, want %d", got, want) + } + + p := (*C.char)(C.malloc(1)) + *p = 17 + if got, want := C.F17537(&p), C.int(17); got != want { + t.Errorf("got %d, want %d", got, want) + } + + C.F18298(nil) + var v18298 C.T18298_2 + C.G18298(C.T18298_1(v18298)) +} + +// issue 17723 + +func testAPI() { + var cs *C.char + cs = C.CString("hello") + defer C.free(unsafe.Pointer(cs)) + var s string + s = C.GoString((*C.char)(C.api_hello)) + s = C.GoStringN((*C.char)(C.api_hello), C.int(6)) + var b []byte + b = C.GoBytes(unsafe.Pointer(C.api_hello), C.int(6)) + _, _ = s, b + C.cstring_pointer_fun(nil) +} + +// issue 18126 + +func test18126(t *testing.T) { + p := C.malloc(1) + _, err := C.Issue18126C(&p) + C.free(p) + _ = err +} + +// issue 18720 + +func test18720(t *testing.T) { + if got, want := C.HELLO_WORLD, "hello\000world"; got != want { + t.Errorf("C.HELLO_WORLD == %q, expected %q", got, want) + } + + if got, want := C.VAR1, C.int(5); got != want { + t.Errorf("C.VAR1 == %v, expected %v", got, want) + } + + if got, want := *C.ADDR, C.int(5); got != want { + t.Errorf("*C.ADDR == %v, expected %v", got, want) + } + + if got, want := C.CALL, C.int(6); got != want { + t.Errorf("C.CALL == %v, expected %v", got, want) + } + + if got, want := C.CALL, C.int(7); got != want { + t.Errorf("C.CALL == %v, expected %v", got, want) + } + + // Issue 20125. + if got, want := C.SIZE_OF_FOO, 1; got != want { + t.Errorf("C.SIZE_OF_FOO == %v, expected %v", got, want) + } +} + +// issue 20129 + +func test20129(t *testing.T) { + if C.issue20129 != 0 { + t.Fatal("test is broken") + } + C.issue20129Foo() + if C.issue20129 != 1 { + t.Errorf("got %v but expected %v", C.issue20129, 1) + } + C.issue20129Bar() + if C.issue20129 != 2 { + t.Errorf("got %v but expected %v", C.issue20129, 2) + } +} + +// issue 20369 + +func test20369(t *testing.T) { + if C.XUINT64_MAX != math.MaxUint64 { + t.Fatalf("got %v, want %v", uint64(C.XUINT64_MAX), uint64(math.MaxUint64)) + } +} + +// issue 21668 + +var issue21668_X = C.x21668 + +// issue 21708 + +func test21708(t *testing.T) { + if got, want := C.CAST_TO_INT64, -1; got != want { + t.Errorf("C.CAST_TO_INT64 == %v, expected %v", got, want) + } +} + +// issue 21809 + +func test21809(t *testing.T) { + longVar := C.long(3) + typedefVar := C.MySigned_t(4) + typedefTypedefVar := C.MySigned2_t(5) + + // all three should be considered identical to `long` + if ret := C.takes_long(longVar); ret != 9 { + t.Errorf("got %v but expected %v", ret, 9) + } + if ret := C.takes_long(typedefVar); ret != 16 { + t.Errorf("got %v but expected %v", ret, 16) + } + if ret := C.takes_long(typedefTypedefVar); ret != 25 { + t.Errorf("got %v but expected %v", ret, 25) + } + + // They should also be identical to the typedef'd type + if ret := C.takes_typedef(longVar); ret != 9 { + t.Errorf("got %v but expected %v", ret, 9) + } + if ret := C.takes_typedef(typedefVar); ret != 16 { + t.Errorf("got %v but expected %v", ret, 16) + } + if ret := C.takes_typedef(typedefTypedefVar); ret != 25 { + t.Errorf("got %v but expected %v", ret, 25) + } +} + +// issue 22906 + +func test22906(t *testing.T) { + var x1 C.jobject = 0 // Note: 0, not nil. That makes sure we use uintptr for these types. + _ = x1 + var x2 C.jclass = 0 + _ = x2 + var x3 C.jthrowable = 0 + _ = x3 + var x4 C.jstring = 0 + _ = x4 + var x5 C.jarray = 0 + _ = x5 + var x6 C.jbooleanArray = 0 + _ = x6 + var x7 C.jbyteArray = 0 + _ = x7 + var x8 C.jcharArray = 0 + _ = x8 + var x9 C.jshortArray = 0 + _ = x9 + var x10 C.jintArray = 0 + _ = x10 + var x11 C.jlongArray = 0 + _ = x11 + var x12 C.jfloatArray = 0 + _ = x12 + var x13 C.jdoubleArray = 0 + _ = x13 + var x14 C.jobjectArray = 0 + _ = x14 + var x15 C.jweak = 0 + _ = x15 +} + +// issue 22958 +// Nothing to run, just make sure this compiles. +var Vissue22958 C.issue22958Type + +func test23356(t *testing.T) { + if got, want := C.a(), C.int(5); got != want { + t.Errorf("C.a() == %v, expected %v", got, want) + } + if got, want := C.r(), C.int(3); got != want { + t.Errorf("C.r() == %v, expected %v", got, want) + } +} + +// issue 23720 + +func Issue23720F() { + var x C.issue23720A + C.issue23720F(x) +} + +// issue 24206 + +func test24206(t *testing.T) { + if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" { + t.Skipf("skipping on %s/%s", runtime.GOOS, runtime.GOARCH) + } + + if l := len(C.GoString(C.dangerousString1())); l != 123 { + t.Errorf("Incorrect string length - got %d, want 123", l) + } + if l := len(C.GoString(C.dangerousString2())); l != 4096+123 { + t.Errorf("Incorrect string length - got %d, want %d", l, 4096+123) + } +} + +// issue 25143 + +func issue25143sum(ns ...C.int) C.int { + total := C.int(0) + for _, n := range ns { + total += n + } + return total +} + +func test25143(t *testing.T) { + if got, want := issue25143sum(1, 2, 3), C.int(6); got != want { + t.Errorf("issue25143sum(1, 2, 3) == %v, expected %v", got, want) + } +} + +// issue 26066 +// Wrong type of constant with GCC 8 and newer. + +func test26066(t *testing.T) { + var i = int64(C.issue26066) + if i != -1 { + t.Errorf("got %d, want -1", i) + } +} + +// issue 26517 +var a C.TypeOne +var b C.TypeTwo + +// issue 27660 +// Stress the interaction between the race detector and cgo in an +// attempt to reproduce the memory corruption described in #27660. +// The bug was very timing sensitive; at the time of writing this +// test would only trigger the bug about once out of every five runs. + +func test27660(t *testing.T) { + ctx, cancel := context.WithCancel(context.Background()) + defer cancel() + ints := make([]int, 100) + locks := make([]sync.Mutex, 100) + // Slowly create threads so that ThreadSanitizer is forced to + // frequently resize its SyncClocks. + for i := 0; i < 100; i++ { + go func() { + for ctx.Err() == nil { + // Sleep in C for long enough that it is likely that the runtime + // will retake this goroutine's currently wired P. + C.usleep(1000 /* 1ms */) + runtime.Gosched() // avoid starvation (see #28701) + } + }() + go func() { + // Trigger lots of synchronization and memory reads/writes to + // increase the likelihood that the race described in #27660 + // results in corruption of ThreadSanitizer's internal state + // and thus an assertion failure or segfault. + i := 0 + for ctx.Err() == nil { + j := rand.Intn(100) + locks[j].Lock() + ints[j]++ + locks[j].Unlock() + // needed for gccgo, to avoid creation of an + // unpreemptible "fast path" in this loop. Choice + // of (1<<24) is somewhat arbitrary. + if i%(1<<24) == 0 { + runtime.Gosched() + } + i++ + + } + }() + time.Sleep(time.Millisecond) + } +} + +// issue 28540 + +func twoargsF() { + v := []string{} + C.twoargs1(C.twoargs2(), C.twoargs3(unsafe.Pointer(&v))) +} + +// issue 28545 + +func issue28545G(p **C.char) { + C.issue28545F(p, -1, (0)) + C.issue28545F(p, 2+3, complex(1, 1)) + C.issue28545F(p, issue28772Constant, issue28772Constant2) +} + +// issue 28772 part 1 - part 2 in testx.go + +const issue28772Constant = C.issue28772Constant + +// issue 28896 + +func offset(i int) uintptr { + var pi C.innerPacked + var po C.outerPacked + var ui C.innerUnpacked + var uo C.outerUnpacked + switch i { + case 0: + return unsafe.Offsetof(pi.f2) + case 1: + return unsafe.Offsetof(po.g2) + case 2: + return unsafe.Offsetof(ui.f2) + case 3: + return unsafe.Offsetof(uo.g2) + default: + panic("can't happen") + } +} + +func test28896(t *testing.T) { + for i := 0; i < 4; i++ { + c := uintptr(C.offset(C.int(i))) + g := offset(i) + if c != g { + t.Errorf("%d: C: %d != Go %d", i, c, g) + } + } +} + +// issue 29383 +// cgo's /*line*/ comments failed when inserted after '/', +// because the result looked like a "//" comment. +// No runtime test; just make sure it compiles. + +func Issue29383(n, size uint) int { + if ^C.size_t(0)/C.size_t(n) < C.size_t(size) { + return 0 + } + return 0 +} + +// issue 29748 +// Error handling a struct initializer that requires pointer checking. +// Compilation test only, nothing to run. + +var Vissue29748 = C.f29748(&C.S29748{ + nil, +}) + +func Fissue299748() { + C.f29748(&C.S29748{ + nil, + }) +} + +// issue 29781 + +var issue29781X struct{ X int } + +func issue29781F(...int) int { return 0 } + +func issue29781G() { + var p *C.char + C.issue29781F(&p, C.ISSUE29781C+1) + C.issue29781F(nil, (C.int)( + 0)) + C.issue29781F(&p, (C.int)(0)) + C.issue29781F(&p, (C.int)( + 0)) + C.issue29781F(&p, (C.int)(issue29781X. + X)) +} + +// issue 30065 + +func test30065(t *testing.T) { + var a [256]byte + b := []byte("a") + C.memcpy(unsafe.Pointer(&a), unsafe.Pointer(&b[0]), 1) + if a[0] != 'a' { + t.Errorf("&a failed: got %c, want %c", a[0], 'a') + } + + b = []byte("b") + C.memcpy(unsafe.Pointer(&a[0]), unsafe.Pointer(&b[0]), 1) + if a[0] != 'b' { + t.Errorf("&a[0] failed: got %c, want %c", a[0], 'b') + } + + d := make([]byte, 256) + b = []byte("c") + C.memcpy(unsafe.Pointer(&d[0]), unsafe.Pointer(&b[0]), 1) + if d[0] != 'c' { + t.Errorf("&d[0] failed: got %c, want %c", d[0], 'c') + } +} + +// issue 31093 +// No runtime test; just make sure it compiles. + +func Issue31093() { + C.issue31093F(C.ushort(0)) +} + +// issue 32579 + +func test32579(t *testing.T) { + var s [1]C.struct_S32579 + C.memset(unsafe.Pointer(&s[0].data[0]), 1, 1) + if s[0].data[0] != 1 { + t.Errorf("&s[0].data[0] failed: got %d, want %d", s[0].data[0], 1) + } +} + +// issue 37033, check if cgo.Handle works properly + +func testHandle(t *testing.T) { + ch := make(chan int) + + for i := 0; i < 42; i++ { + h := cgo.NewHandle(ch) + go func() { + C.cFunc37033(C.uintptr_t(h)) + }() + if v := <-ch; issue37033 != v { + t.Fatalf("unexpected receiving value: got %d, want %d", v, issue37033) + } + h.Delete() + } +} + +// issue 38649 + +var issue38649 C.netbsd_gid = 42 + +// issue 39877 + +var issue39877 *C.void = nil + +// issue 40494 +// No runtime test; just make sure it compiles. + +func Issue40494() { + C.issue40494(C.enum_Enum40494(C.X_40494), (*C.union_Union40494)(nil)) +} + +// Issue 45451. +func test45451(t *testing.T) { + var u *C.issue45451 + typ := reflect.ValueOf(u).Type().Elem() + + // The type is undefined in C so allocating it should panic. + defer func() { + if r := recover(); r == nil { + t.Error("expected panic") + } + }() + + _ = reflect.New(typ) + t.Errorf("reflect.New(%v) should have panicked", typ) +} + +// issue 52542 + +func func52542[T ~[]C.int]() {} + +type type52542[T ~*C.float] struct{} diff --git a/misc/cgo/test/test26213.go b/misc/cgo/test/test26213.go new file mode 100644 index 0000000..f8149cd --- /dev/null +++ b/misc/cgo/test/test26213.go @@ -0,0 +1,15 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import ( + "testing" + + "misc/cgo/test/issue26213" +) + +func test26213(t *testing.T) { + issue26213.Test26213(t) +} diff --git a/misc/cgo/test/test_unix.go b/misc/cgo/test/test_unix.go new file mode 100644 index 0000000..831b9ca --- /dev/null +++ b/misc/cgo/test/test_unix.go @@ -0,0 +1,12 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build !windows +// +build !windows + +package cgotest + +import "syscall" + +var syscall_dot_SIGCHLD = syscall.SIGCHLD diff --git a/misc/cgo/test/test_windows.go b/misc/cgo/test/test_windows.go new file mode 100644 index 0000000..7bfb33a --- /dev/null +++ b/misc/cgo/test/test_windows.go @@ -0,0 +1,9 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +import "syscall" + +var syscall_dot_SIGCHLD syscall.Signal diff --git a/misc/cgo/test/testx.c b/misc/cgo/test/testx.c new file mode 100644 index 0000000..1258e32 --- /dev/null +++ b/misc/cgo/test/testx.c @@ -0,0 +1,24 @@ +// Copyright 2021 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "_cgo_export.h" + +void lockOSThreadC(void) { + lockOSThreadCallback(); +} + +void issue7978c(uint32_t *sync) { + while(__atomic_load_n(sync, __ATOMIC_SEQ_CST) != 0) + ; + __atomic_add_fetch(sync, 1, __ATOMIC_SEQ_CST); + while(__atomic_load_n(sync, __ATOMIC_SEQ_CST) != 2) + ; + issue7978cb(); + __atomic_add_fetch(sync, 1, __ATOMIC_SEQ_CST); + while(__atomic_load_n(sync, __ATOMIC_SEQ_CST) != 6) + ; +} + +void f7665(void) { +} diff --git a/misc/cgo/test/testx.go b/misc/cgo/test/testx.go new file mode 100644 index 0000000..6a8e97d --- /dev/null +++ b/misc/cgo/test/testx.go @@ -0,0 +1,583 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test cases for cgo. +// Both the import "C" prologue and the main file are sorted by issue number. +// This file contains //export directives on Go functions +// and so it must NOT contain C definitions (only declarations). +// See test.go for C definitions. + +package cgotest + +import ( + "runtime" + "runtime/cgo" + "runtime/debug" + "strings" + "sync" + "sync/atomic" + "testing" + "unsafe" +) + +/* +// threads +extern void doAdd(int, int); + +// issue 1328 +void IntoC(void); + +// issue 1560 +extern void Issue1560InC(void); + +// twoSleep returns the absolute start time of the first sleep +// in ms. +long long twoSleep(int); + +// issue 3775 +void lockOSThreadC(void); +int usleep(unsigned usec); + +// issue 4054 part 2 - part 1 in test.go +typedef enum { + A = 0, + B, + C, + D, + E, + F, + G, + H, + II, + J, +} issue4054b; + +// issue 5548 + +extern int issue5548_in_c(void); + +// issue 6833 + +extern unsigned long long issue6833Func(unsigned int, unsigned long long); + +// issue 6907 + +extern int CheckIssue6907C(_GoString_); + +// issue 7665 + +extern void f7665(void); + +// issue 7978 +// Stack tracing didn't work during cgo code after calling a Go +// callback. Make sure GC works and the stack trace is correct. + +#include <stdint.h> + +// use ugly atomic variable sync since that doesn't require calling back into +// Go code or OS dependencies +void issue7978c(uint32_t *sync); + +// issue 8331 part 2 - part 1 in test.go +// A typedef of an unnamed struct is the same struct when +// #include'd twice. No runtime test; just make sure it compiles. +#include "issue8331.h" + +// issue 8945 + +typedef void (*PFunc8945)(); +extern PFunc8945 func8945; // definition is in test.go + +// issue 20910 +void callMulti(void); + +// issue 28772 part 2 - part 1 in issuex.go +#define issue28772Constant2 2 + + +// issue 31891 +typedef struct { + long obj; +} Issue31891A; + +typedef struct { + long obj; +} Issue31891B; + +void callIssue31891(void); + +typedef struct { + int i; +} Issue38408, *PIssue38408; + +extern void cfunc49633(void*); // definition is in test.go +*/ +import "C" + +// exports + +//export ReturnIntLong +func ReturnIntLong() (int, C.long) { + return 1, 2 +} + +//export gc +func gc() { + runtime.GC() +} + +// threads + +var sum struct { + sync.Mutex + i int +} + +//export Add +func Add(x int) { + defer func() { + recover() + }() + sum.Lock() + sum.i += x + sum.Unlock() + var p *int + *p = 2 +} + +func testCthread(t *testing.T) { + if (runtime.GOOS == "darwin" || runtime.GOOS == "ios") && runtime.GOARCH == "arm64" { + t.Skip("the iOS exec wrapper is unable to properly handle the panic from Add") + } + sum.i = 0 + C.doAdd(10, 6) + + want := 10 * (10 - 1) / 2 * 6 + if sum.i != want { + t.Fatalf("sum=%d, want %d", sum.i, want) + } +} + +// issue 1328 + +//export BackIntoGo +func BackIntoGo() { + x := 1 + + for i := 0; i < 10000; i++ { + xvariadic(x) + if x != 1 { + panic("x is not 1?") + } + } +} + +func xvariadic(x ...interface{}) { +} + +func test1328(t *testing.T) { + C.IntoC() +} + +// issue 1560 +// Test that C functions and Go functions run in parallel. + +var ( + issue1560 int32 + + issue1560Ch = make(chan bool, 2) +) + +//export Issue1560FromC +func Issue1560FromC() { + for atomic.LoadInt32(&issue1560) != 1 { + runtime.Gosched() + } + atomic.AddInt32(&issue1560, 1) + for atomic.LoadInt32(&issue1560) != 3 { + runtime.Gosched() + } + issue1560Ch <- true +} + +func Issue1560FromGo() { + atomic.AddInt32(&issue1560, 1) + for atomic.LoadInt32(&issue1560) != 2 { + runtime.Gosched() + } + atomic.AddInt32(&issue1560, 1) + issue1560Ch <- true +} + +func test1560(t *testing.T) { + go Issue1560FromGo() + go C.Issue1560InC() + <-issue1560Ch + <-issue1560Ch +} + +// issue 2462 + +//export exportbyte +func exportbyte() byte { + return 0 +} + +//export exportbool +func exportbool() bool { + return false +} + +//export exportrune +func exportrune() rune { + return 0 +} + +//export exporterror +func exporterror() error { + return nil +} + +//export exportint +func exportint() int { + return 0 +} + +//export exportuint +func exportuint() uint { + return 0 +} + +//export exportuintptr +func exportuintptr() uintptr { + return (uintptr)(0) +} + +//export exportint8 +func exportint8() int8 { + return 0 +} + +//export exportuint8 +func exportuint8() uint8 { + return 0 +} + +//export exportint16 +func exportint16() int16 { + return 0 +} + +//export exportuint16 +func exportuint16() uint16 { + return 0 +} + +//export exportint32 +func exportint32() int32 { + return 0 +} + +//export exportuint32 +func exportuint32() uint32 { + return 0 +} + +//export exportint64 +func exportint64() int64 { + return 0 +} + +//export exportuint64 +func exportuint64() uint64 { + return 0 +} + +//export exportfloat32 +func exportfloat32() float32 { + return 0 +} + +//export exportfloat64 +func exportfloat64() float64 { + return 0 +} + +//export exportcomplex64 +func exportcomplex64() complex64 { + return 0 +} + +//export exportcomplex128 +func exportcomplex128() complex128 { + return 0 +} + +// issue 3741 + +//export exportSliceIn +func exportSliceIn(s []byte) bool { + return len(s) == cap(s) +} + +//export exportSliceOut +func exportSliceOut() []byte { + return []byte{1} +} + +//export exportSliceInOut +func exportSliceInOut(s []byte) []byte { + return s +} + +// issue 3775 + +func init() { + if runtime.GOOS == "android" { + return + } + // Same as test3775 but run during init so that + // there are two levels of internal runtime lock + // (1 for init, 1 for cgo). + // This would have been broken by CL 11663043. + C.lockOSThreadC() +} + +func test3775(t *testing.T) { + if runtime.GOOS == "android" { + return + } + // Used to panic because of the UnlockOSThread below. + C.lockOSThreadC() +} + +//export lockOSThreadCallback +func lockOSThreadCallback() { + runtime.LockOSThread() + runtime.UnlockOSThread() + go C.usleep(10000) + runtime.Gosched() +} + +// issue 4054 part 2 - part 1 in test.go + +var issue4054b = []int{C.A, C.B, C.C, C.D, C.E, C.F, C.G, C.H, C.II, C.J} + +//export issue5548FromC +func issue5548FromC(s string, i int) int { + if len(s) == 4 && s == "test" && i == 42 { + return 12345 + } + println("got", len(s), i) + return 9876 +} + +func test5548(t *testing.T) { + if x := C.issue5548_in_c(); x != 12345 { + t.Errorf("issue5548_in_c = %d, want %d", x, 12345) + } +} + +// issue 6833 + +//export GoIssue6833Func +func GoIssue6833Func(aui uint, aui64 uint64) uint64 { + return aui64 + uint64(aui) +} + +func test6833(t *testing.T) { + ui := 7 + ull := uint64(0x4000300020001000) + v := uint64(C.issue6833Func(C.uint(ui), C.ulonglong(ull))) + exp := uint64(ui) + ull + if v != exp { + t.Errorf("issue6833Func() returns %x, expected %x", v, exp) + } +} + +// issue 6907 + +const CString = "C string" + +//export CheckIssue6907Go +func CheckIssue6907Go(s string) C.int { + if s == CString { + return 1 + } + return 0 +} + +func test6907Go(t *testing.T) { + if got := C.CheckIssue6907C(CString); got != 1 { + t.Errorf("C.CheckIssue6907C() == %d, want %d", got, 1) + } +} + +// issue 7665 + +var bad7665 unsafe.Pointer = C.f7665 +var good7665 uintptr = uintptr(C.f7665) + +func test7665(t *testing.T) { + if bad7665 == nil || uintptr(bad7665) != good7665 { + t.Errorf("ptrs = %p, %#x, want same non-nil pointer", bad7665, good7665) + } +} + +// issue 7978 + +var issue7978sync uint32 + +func issue7978check(t *testing.T, wantFunc string, badFunc string, depth int) { + runtime.GC() + buf := make([]byte, 65536) + trace := string(buf[:runtime.Stack(buf, true)]) + for _, goroutine := range strings.Split(trace, "\n\n") { + if strings.Contains(goroutine, "test.issue7978go") { + trace := strings.Split(goroutine, "\n") + // look for the expected function in the stack + for i := 0; i < depth; i++ { + if badFunc != "" && strings.Contains(trace[1+2*i], badFunc) { + t.Errorf("bad stack: found %s in the stack:\n%s", badFunc, goroutine) + return + } + if strings.Contains(trace[1+2*i], wantFunc) { + return + } + } + t.Errorf("bad stack: didn't find %s in the stack:\n%s", wantFunc, goroutine) + return + } + } + t.Errorf("bad stack: goroutine not found. Full stack dump:\n%s", trace) +} + +func issue7978wait(store uint32, wait uint32) { + if store != 0 { + atomic.StoreUint32(&issue7978sync, store) + } + for atomic.LoadUint32(&issue7978sync) != wait { + runtime.Gosched() + } +} + +//export issue7978cb +func issue7978cb() { + // Force a stack growth from the callback to put extra + // pressure on the runtime. See issue #17785. + growStack(64) + issue7978wait(3, 4) +} + +func growStack(n int) int { + var buf [128]int + if n == 0 { + return 0 + } + return buf[growStack(n-1)] +} + +func issue7978go() { + C.issue7978c((*C.uint32_t)(&issue7978sync)) + issue7978wait(7, 8) +} + +func test7978(t *testing.T) { + if runtime.Compiler == "gccgo" { + t.Skip("gccgo can not do stack traces of C code") + } + debug.SetTraceback("2") + issue7978sync = 0 + go issue7978go() + // test in c code, before callback + issue7978wait(0, 1) + issue7978check(t, "_Cfunc_issue7978c(", "", 1) + // test in go code, during callback + issue7978wait(2, 3) + issue7978check(t, "test.issue7978cb(", "test.issue7978go", 3) + // test in c code, after callback + issue7978wait(4, 5) + issue7978check(t, "_Cfunc_issue7978c(", "_cgoexpwrap", 1) + // test in go code, after return from cgo + issue7978wait(6, 7) + issue7978check(t, "test.issue7978go(", "", 3) + atomic.StoreUint32(&issue7978sync, 8) +} + +// issue 8331 part 2 + +var issue8331Var C.issue8331 + +// issue 8945 + +//export Test8945 +func Test8945() { + _ = C.func8945 +} + +// issue 20910 + +//export multi +func multi() (*C.char, C.int) { + return C.CString("multi"), 0 +} + +func test20910(t *testing.T) { + C.callMulti() +} + +// issue 28772 part 2 + +const issue28772Constant2 = C.issue28772Constant2 + +// issue 31891 + +//export useIssue31891A +func useIssue31891A(c *C.Issue31891A) {} + +//export useIssue31891B +func useIssue31891B(c *C.Issue31891B) {} + +func test31891(t *testing.T) { + C.callIssue31891() +} + +// issue 37033, check if cgo.Handle works properly + +var issue37033 = 42 + +//export GoFunc37033 +func GoFunc37033(handle C.uintptr_t) { + h := cgo.Handle(handle) + ch := h.Value().(chan int) + ch <- issue37033 +} + +// issue 38408 +// A typedef pointer can be used as the element type. +// No runtime test; just make sure it compiles. +var _ C.PIssue38408 = &C.Issue38408{i: 1} + +// issue 49633, example use of cgo.Handle with void* + +type data49633 struct { + msg string +} + +//export GoFunc49633 +func GoFunc49633(context unsafe.Pointer) { + h := *(*cgo.Handle)(context) + v := h.Value().(*data49633) + v.msg = "hello" +} + +func test49633(t *testing.T) { + v := &data49633{} + h := cgo.NewHandle(v) + defer h.Delete() + C.cfunc49633(unsafe.Pointer(&h)) + if v.msg != "hello" { + t.Errorf("msg = %q, want 'hello'", v.msg) + } +} diff --git a/misc/cgo/test/typeparam.go b/misc/cgo/test/typeparam.go new file mode 100644 index 0000000..5f766c2 --- /dev/null +++ b/misc/cgo/test/typeparam.go @@ -0,0 +1,17 @@ +// Copyright 2021 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package cgotest + +// #include <stddef.h> +import "C" + +func generic[T, U any](t T, u U) {} + +func useGeneric() { + const zero C.size_t = 0 + + generic(zero, zero) + generic[C.size_t, C.size_t](0, 0) +} |