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// 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
}
}
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