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// RUN: %clangxx_tsan -O1 %s -o %t && %t | FileCheck %s
// Regtest for https://code.google.com/p/thread-sanitizer/issues/detail?id=40
// This is a correct program and tsan should not report a race.
#include <pthread.h>
#include <unistd.h>
#include <stdio.h>
int g;
__attribute__((noinline))
int foo(int cond) {
if (cond)
return g;
return 0;
}
void *Thread1(void *p) {
long res = foo((long)p);
sleep(1);
return (void*) res;
}
int main() {
pthread_t t;
pthread_create(&t, 0, Thread1, 0);
g = 1;
pthread_join(t, 0);
printf("PASS\n");
// CHECK: PASS
}
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