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// RUN: %clangxx_tsan %s -o %t
// RUN: %run %t 2>&1 | FileCheck %s
// bench.h needs pthread barriers which are not available on OS X
// UNSUPPORTED: darwin
#include "bench.h"
int x;
void thread(int tid) {
if (tid == 0) {
for (int i = 0; i < bench_niter; i++)
__atomic_store_n(&x, 0, __ATOMIC_RELEASE);
} else {
for (int i = 0; i < bench_niter; i++)
__atomic_load_n(&x, __ATOMIC_ACQUIRE);
}
}
void bench() {
start_thread_group(bench_nthread, thread);
}
// CHECK: DONE
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