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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /test/uintptrescapes.dir/main.go | |
parent | Initial commit. (diff) | |
download | golang-1.20-upstream.tar.xz golang-1.20-upstream.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/uintptrescapes.dir/main.go')
-rw-r--r-- | test/uintptrescapes.dir/main.go | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/test/uintptrescapes.dir/main.go b/test/uintptrescapes.dir/main.go new file mode 100644 index 0000000..afda621 --- /dev/null +++ b/test/uintptrescapes.dir/main.go @@ -0,0 +1,91 @@ +// 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. + +package main + +import ( + "fmt" + "os" + "sync" + "unsafe" + + "./a" +) + +func F1() int { + var buf [1024]int + a.F1(uintptr(unsafe.Pointer(&buf[0]))) + return buf[0] +} + +func F2() int { + var buf [1024]int + a.F2(uintptr(unsafe.Pointer(&buf[0]))) + return buf[0] +} + +var t = a.GetT() + +func M1() int { + var buf [1024]int + t.M1(uintptr(unsafe.Pointer(&buf[0]))) + return buf[0] +} + +func M2() int { + var buf [1024]int + t.M2(uintptr(unsafe.Pointer(&buf[0]))) + return buf[0] +} + +func main() { + // Use different goroutines to force stack growth. + var wg sync.WaitGroup + wg.Add(4) + c := make(chan bool, 4) + + go func() { + defer wg.Done() + b := F1() + if b != 42 { + fmt.Printf("F1: got %d, expected 42\n", b) + c <- false + } + }() + + go func() { + defer wg.Done() + b := F2() + if b != 42 { + fmt.Printf("F2: got %d, expected 42\n", b) + c <- false + } + }() + + go func() { + defer wg.Done() + b := M1() + if b != 42 { + fmt.Printf("M1: got %d, expected 42\n", b) + c <- false + } + }() + + go func() { + defer wg.Done() + b := M2() + if b != 42 { + fmt.Printf("M2: got %d, expected 42\n", b) + c <- false + } + }() + + wg.Wait() + + select { + case <-c: + os.Exit(1) + default: + } +} |