22 lines · cpp
1// RUN: %clangxx_tsan %s -o %t2// RUN: %run %t 2>&1 | FileCheck %s3 4// bench.h needs pthread barriers which are not available on OS X5// UNSUPPORTED: darwin6 7#include "bench.h"8 9int x;10 11void thread(int tid) {12 for (int i = 0; i < bench_niter; i++)13 __atomic_fetch_add(&x, 1, __ATOMIC_ACQ_REL);14}15 16void bench() {17 start_thread_group(bench_nthread, thread);18}19 20// CHECK: DONE21 22