mirror of
https://github.com/golang/go
synced 2024-11-06 07:36:13 -07:00
41 lines
662 B
Go
41 lines
662 B
Go
|
// 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
|
||
|
|
|
||
|
|
// The stubs for the C functions read and write the same slot on the
|
||
|
|
// g0 stack when copying arguments in and out.
|
||
|
|
|
||
|
|
/*
|
||
|
|
#cgo CFLAGS: -fsanitize=thread
|
||
|
|
#cgo LDFLAGS: -fsanitize=thread
|
||
|
|
|
||
|
|
int Func1() {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
void Func2(int x) {
|
||
|
|
(void)x;
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
import "C"
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
const N = 10000
|
||
|
|
done := make(chan bool, N)
|
||
|
|
for i := 0; i < N; i++ {
|
||
|
|
go func() {
|
||
|
|
C.Func1()
|
||
|
|
done <- true
|
||
|
|
}()
|
||
|
|
go func() {
|
||
|
|
C.Func2(0)
|
||
|
|
done <- true
|
||
|
|
}()
|
||
|
|
}
|
||
|
|
for i := 0; i < 2*N; i++ {
|
||
|
|
<-done
|
||
|
|
}
|
||
|
|
}
|