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// RUN: echo "race_top:TopFunction" > %t.supp
// RUN: %clangxx_tsan -O1 %s -o %t
// RUN: %env_tsan_opts=suppressions='%t.supp' %run %t 2>&1 | FileCheck %s
// RUN: rm %t.supp
#include "test.h"
int Global;
void TopFunction(int *p) {
*p = 1;
}
void *Thread(void *x) {
barrier_wait(&barrier);
TopFunction(&Global);
return 0;
}
int main() {
barrier_init(&barrier, 2);
pthread_t t;
pthread_create(&t, 0, Thread, 0);
Global--;
barrier_wait(&barrier);
pthread_join(t, 0);
fprintf(stderr, "DONE\n");
}
// CHECK-NOT: WARNING: ThreadSanitizer: data race
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