go tsan10 源码
golang tsan10 代码
文件路径：/misc/cgo/testsanitizers/testdata/tsan10.go
// 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.
package main
// This program hung when run under the C/C++ ThreadSanitizer.
// TSAN defers asynchronous signals until the signaled thread calls into libc.
// Since the Go runtime makes direct futex syscalls, Go runtime threads could
// run for an arbitrarily long time without triggering the libc interceptors.
// See https://golang.org/issue/18717.
import (
"os"
"os/signal"
"syscall"
)
/*
#cgo CFLAGS: -g -fsanitize=thread
#cgo LDFLAGS: -g -fsanitize=thread
*/
import "C"
func main() {
c := make(chan os.Signal, 1)
signal.Notify(c, syscall.SIGUSR1)
defer signal.Stop(c)
syscall.Kill(syscall.Getpid(), syscall.SIGUSR1)
<-c
}
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