diff options
Diffstat (limited to 'misc/cgo/test/testdata')
70 files changed, 1359 insertions, 0 deletions
diff --git a/misc/cgo/test/testdata/cgo_linux_test.go b/misc/cgo/test/testdata/cgo_linux_test.go new file mode 100644 index 0000000..5cef09f --- /dev/null +++ b/misc/cgo/test/testdata/cgo_linux_test.go @@ -0,0 +1,9 @@ +// 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" + +func Test9400(t *testing.T) { test9400(t) } diff --git a/misc/cgo/test/testdata/cgo_test.go b/misc/cgo/test/testdata/cgo_test.go new file mode 100644 index 0000000..ffa076f --- /dev/null +++ b/misc/cgo/test/testdata/cgo_test.go @@ -0,0 +1,18 @@ +// 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 Test8756(t *testing.T) { test8756(t) } +func Test9026(t *testing.T) { test9026(t) } +func Test9510(t *testing.T) { test9510(t) } +func Test20266(t *testing.T) { test20266(t) } +func Test26213(t *testing.T) { test26213(t) } +func TestGCC68255(t *testing.T) { testGCC68255(t) } diff --git a/misc/cgo/test/testdata/gcc68255.go b/misc/cgo/test/testdata/gcc68255.go new file mode 100644 index 0000000..b431462 --- /dev/null +++ b/misc/cgo/test/testdata/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" + + "cgotest/gcc68255" +) + +func testGCC68255(t *testing.T) { + if !gcc68255.F() { + t.Error("C global variable was not initialized") + } +} diff --git a/misc/cgo/test/testdata/gcc68255/a.go b/misc/cgo/test/testdata/gcc68255/a.go new file mode 100644 index 0000000..e106dee --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/gcc68255/c.c b/misc/cgo/test/testdata/gcc68255/c.c new file mode 100644 index 0000000..a4fe193 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/gcc68255/c.h b/misc/cgo/test/testdata/gcc68255/c.h new file mode 100644 index 0000000..05ecd81 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue20266.go b/misc/cgo/test/testdata/issue20266.go new file mode 100644 index 0000000..9f95086 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue20266/issue20266.h b/misc/cgo/test/testdata/issue20266/issue20266.h new file mode 100644 index 0000000..8d3258e --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue23555.go b/misc/cgo/test/testdata/issue23555.go new file mode 100644 index 0000000..4e944b5 --- /dev/null +++ b/misc/cgo/test/testdata/issue23555.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. + +// Test that we can have two identical cgo packages in a single binary. +// No runtime test; just make sure it compiles. + +package cgotest + +import _ "cgotest/issue23555a" +import _ "cgotest/issue23555b" diff --git a/misc/cgo/test/testdata/issue23555a/a.go b/misc/cgo/test/testdata/issue23555a/a.go new file mode 100644 index 0000000..cb6626b --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue23555b/a.go b/misc/cgo/test/testdata/issue23555b/a.go new file mode 100644 index 0000000..cb6626b --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue24161_darwin_test.go b/misc/cgo/test/testdata/issue24161_darwin_test.go new file mode 100644 index 0000000..e60eb4e --- /dev/null +++ b/misc/cgo/test/testdata/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" + + "cgotest/issue24161arg" + "cgotest/issue24161e0" + "cgotest/issue24161e1" + "cgotest/issue24161e2" + "cgotest/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/testdata/issue24161arg/def.go b/misc/cgo/test/testdata/issue24161arg/def.go new file mode 100644 index 0000000..d33479a --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue24161arg/use.go b/misc/cgo/test/testdata/issue24161arg/use.go new file mode 100644 index 0000000..3e74944 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue24161e0/main.go b/misc/cgo/test/testdata/issue24161e0/main.go new file mode 100644 index 0000000..efe5345 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue24161e1/main.go b/misc/cgo/test/testdata/issue24161e1/main.go new file mode 100644 index 0000000..82bf172 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue24161e2/main.go b/misc/cgo/test/testdata/issue24161e2/main.go new file mode 100644 index 0000000..82d2ec1 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue24161res/restype.go b/misc/cgo/test/testdata/issue24161res/restype.go new file mode 100644 index 0000000..e5719f2 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue26213/jni.h b/misc/cgo/test/testdata/issue26213/jni.h new file mode 100644 index 0000000..0c76979 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue26213/test26213.go b/misc/cgo/test/testdata/issue26213/test26213.go new file mode 100644 index 0000000..5d1f637 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue26430.go b/misc/cgo/test/testdata/issue26430.go new file mode 100644 index 0000000..14c7a7c --- /dev/null +++ b/misc/cgo/test/testdata/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 _ "cgotest/issue26430" diff --git a/misc/cgo/test/testdata/issue26430/a.go b/misc/cgo/test/testdata/issue26430/a.go new file mode 100644 index 0000000..fbaa46b --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue26430/b.go b/misc/cgo/test/testdata/issue26430/b.go new file mode 100644 index 0000000..a7c527c --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue26743.go b/misc/cgo/test/testdata/issue26743.go new file mode 100644 index 0000000..000fb2b --- /dev/null +++ b/misc/cgo/test/testdata/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 _ "cgotest/issue26743" diff --git a/misc/cgo/test/testdata/issue26743/a.go b/misc/cgo/test/testdata/issue26743/a.go new file mode 100644 index 0000000..a3df179 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue26743/b.go b/misc/cgo/test/testdata/issue26743/b.go new file mode 100644 index 0000000..c5f1ae4 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue27054/egl.h b/misc/cgo/test/testdata/issue27054/egl.h new file mode 100644 index 0000000..3079627 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue27054/test27054.go b/misc/cgo/test/testdata/issue27054/test27054.go new file mode 100644 index 0000000..01bf43a --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue27340.go b/misc/cgo/test/testdata/issue27340.go new file mode 100644 index 0000000..337550f --- /dev/null +++ b/misc/cgo/test/testdata/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 "cgotest/issue27340" + +var issue27340Var = issue27340.Issue27340GoFunc diff --git a/misc/cgo/test/testdata/issue27340/a.go b/misc/cgo/test/testdata/issue27340/a.go new file mode 100644 index 0000000..f5b120c --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue29563.go b/misc/cgo/test/testdata/issue29563.go new file mode 100644 index 0000000..84def3c --- /dev/null +++ b/misc/cgo/test/testdata/issue29563.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. + +// +build !windows + +// Issue 29563: internal linker fails on duplicate weak symbols. +// No runtime test; just make sure it compiles. + +package cgotest + +import _ "cgotest/issue29563" diff --git a/misc/cgo/test/testdata/issue29563/weak.go b/misc/cgo/test/testdata/issue29563/weak.go new file mode 100644 index 0000000..21cf635 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue29563/weak1.c b/misc/cgo/test/testdata/issue29563/weak1.c new file mode 100644 index 0000000..86a2273 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue29563/weak2.c b/misc/cgo/test/testdata/issue29563/weak2.c new file mode 100644 index 0000000..e01eae8 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue30527.go b/misc/cgo/test/testdata/issue30527.go new file mode 100644 index 0000000..4ea7d31 --- /dev/null +++ b/misc/cgo/test/testdata/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 "cgotest/issue30527" + +func issue30527G() { + issue30527.G(nil) +} diff --git a/misc/cgo/test/testdata/issue30527/a.go b/misc/cgo/test/testdata/issue30527/a.go new file mode 100644 index 0000000..eb50147 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue30527/b.go b/misc/cgo/test/testdata/issue30527/b.go new file mode 100644 index 0000000..87e8255 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue41761.go b/misc/cgo/test/testdata/issue41761.go new file mode 100644 index 0000000..919c749 --- /dev/null +++ b/misc/cgo/test/testdata/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 S S; +*/ +import "C" + +import ( + "cgotest/issue41761a" + "testing" +) + +func test41761(t *testing.T) { + var x issue41761a.T + _ = (*C.struct_S)(x.X) +} diff --git a/misc/cgo/test/testdata/issue41761a/a.go b/misc/cgo/test/testdata/issue41761a/a.go new file mode 100644 index 0000000..ca5c181 --- /dev/null +++ b/misc/cgo/test/testdata/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 S S; +*/ +import "C" + +type T struct { + X *C.S +} diff --git a/misc/cgo/test/testdata/issue43639.go b/misc/cgo/test/testdata/issue43639.go new file mode 100644 index 0000000..e755fbd --- /dev/null +++ b/misc/cgo/test/testdata/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 cgotest/issue43639 compiles well. + +import _ "cgotest/issue43639" diff --git a/misc/cgo/test/testdata/issue43639/a.go b/misc/cgo/test/testdata/issue43639/a.go new file mode 100644 index 0000000..fe37d5e --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue52611.go b/misc/cgo/test/testdata/issue52611.go new file mode 100644 index 0000000..32d2240 --- /dev/null +++ b/misc/cgo/test/testdata/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 ( + _ "cgotest/issue52611a" + _ "cgotest/issue52611b" +) diff --git a/misc/cgo/test/testdata/issue52611a/a.go b/misc/cgo/test/testdata/issue52611a/a.go new file mode 100644 index 0000000..0764688 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue52611a/b.go b/misc/cgo/test/testdata/issue52611a/b.go new file mode 100644 index 0000000..74a50c5 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue52611b/a.go b/misc/cgo/test/testdata/issue52611b/a.go new file mode 100644 index 0000000..730b52f --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue52611b/b.go b/misc/cgo/test/testdata/issue52611b/b.go new file mode 100644 index 0000000..d304175 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue8756.go b/misc/cgo/test/testdata/issue8756.go new file mode 100644 index 0000000..406c64c --- /dev/null +++ b/misc/cgo/test/testdata/issue8756.go @@ -0,0 +1,17 @@ +package cgotest + +/* +#cgo LDFLAGS: -lm +#include <math.h> +*/ +import "C" +import ( + "testing" + + "cgotest/issue8756" +) + +func test8756(t *testing.T) { + issue8756.Pow() + C.pow(1, 2) +} diff --git a/misc/cgo/test/testdata/issue8756/issue8756.go b/misc/cgo/test/testdata/issue8756/issue8756.go new file mode 100644 index 0000000..5f6b777 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue8828.go b/misc/cgo/test/testdata/issue8828.go new file mode 100644 index 0000000..0bca0f2 --- /dev/null +++ b/misc/cgo/test/testdata/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 "cgotest/issue8828" + +func p() { + issue8828.Bar() +} diff --git a/misc/cgo/test/testdata/issue8828/issue8828.c b/misc/cgo/test/testdata/issue8828/issue8828.c new file mode 100644 index 0000000..27ec23a --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue8828/trivial.go b/misc/cgo/test/testdata/issue8828/trivial.go new file mode 100644 index 0000000..e7b9a4e --- /dev/null +++ b/misc/cgo/test/testdata/issue8828/trivial.go @@ -0,0 +1,8 @@ +package issue8828 + +//void foo(); +import "C" + +func Bar() { + C.foo() +} diff --git a/misc/cgo/test/testdata/issue9026.go b/misc/cgo/test/testdata/issue9026.go new file mode 100644 index 0000000..3f48881 --- /dev/null +++ b/misc/cgo/test/testdata/issue9026.go @@ -0,0 +1,9 @@ +package cgotest + +import ( + "testing" + + "cgotest/issue9026" +) + +func test9026(t *testing.T) { issue9026.Test(t) } diff --git a/misc/cgo/test/testdata/issue9026/issue9026.go b/misc/cgo/test/testdata/issue9026/issue9026.go new file mode 100644 index 0000000..ff269ca --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_386.s b/misc/cgo/test/testdata/issue9400/asm_386.s new file mode 100644 index 0000000..96b8b60 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_amd64x.s b/misc/cgo/test/testdata/issue9400/asm_amd64x.s new file mode 100644 index 0000000..99509bc --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_arm.s b/misc/cgo/test/testdata/issue9400/asm_arm.s new file mode 100644 index 0000000..cc92856 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_arm64.s b/misc/cgo/test/testdata/issue9400/asm_arm64.s new file mode 100644 index 0000000..2565793 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_loong64.s b/misc/cgo/test/testdata/issue9400/asm_loong64.s new file mode 100644 index 0000000..c242fc6 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_mips64x.s b/misc/cgo/test/testdata/issue9400/asm_mips64x.s new file mode 100644 index 0000000..693231d --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_mipsx.s b/misc/cgo/test/testdata/issue9400/asm_mipsx.s new file mode 100644 index 0000000..63261bb --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_ppc64x.s b/misc/cgo/test/testdata/issue9400/asm_ppc64x.s new file mode 100644 index 0000000..b5613fb --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_riscv64.s b/misc/cgo/test/testdata/issue9400/asm_riscv64.s new file mode 100644 index 0000000..244dada --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/asm_s390x.s b/misc/cgo/test/testdata/issue9400/asm_s390x.s new file mode 100644 index 0000000..4856492 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/gccgo.go b/misc/cgo/test/testdata/issue9400/gccgo.go new file mode 100644 index 0000000..a9b62b0 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400/stubs.go b/misc/cgo/test/testdata/issue9400/stubs.go new file mode 100644 index 0000000..e431c5a --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9400_linux.go b/misc/cgo/test/testdata/issue9400_linux.go new file mode 100644 index 0000000..051b9ab --- /dev/null +++ b/misc/cgo/test/testdata/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" + + "cgotest/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/testdata/issue9510.go b/misc/cgo/test/testdata/issue9510.go new file mode 100644 index 0000000..2c79fab --- /dev/null +++ b/misc/cgo/test/testdata/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" + + "cgotest/issue9510a" + "cgotest/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/testdata/issue9510a/a.go b/misc/cgo/test/testdata/issue9510a/a.go new file mode 100644 index 0000000..1a5224b --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/issue9510b/b.go b/misc/cgo/test/testdata/issue9510b/b.go new file mode 100644 index 0000000..5016b39 --- /dev/null +++ b/misc/cgo/test/testdata/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/testdata/test26213.go b/misc/cgo/test/testdata/test26213.go new file mode 100644 index 0000000..c80032c --- /dev/null +++ b/misc/cgo/test/testdata/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" + + "cgotest/issue26213" +) + +func test26213(t *testing.T) { + issue26213.Test26213(t) +} |