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1/*2 * task-barrier.c -- Archer testcase3 */4 5//===----------------------------------------------------------------------===//6//7// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.8//9// See tools/archer/LICENSE.txt for details.10// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception11//12//===----------------------------------------------------------------------===//13 14 15// RUN: %libarcher-compile-and-run | FileCheck %s16// REQUIRES: tsan17#include <omp.h>18#include <stdio.h>19#include <unistd.h>20#include "ompt/ompt-signal.h"21 22int main(int argc, char *argv[]) {23 int var = 0, a = 0;24 25#pragma omp parallel num_threads(2) shared(var, a)26 {27#pragma omp master28 {29#pragma omp task shared(var)30 {31 OMPT_SIGNAL(a);32 var++;33 }34 35 // Give other thread time to steal the task.36 OMPT_WAIT(a, 1);37 }38 39#pragma omp barrier40 41#pragma omp master42 { var++; }43 }44 45 fprintf(stderr, "DONE\n");46 int error = (var != 2);47 return error;48}49 50// CHECK-NOT: ThreadSanitizer: data race51// CHECK-NOT: ThreadSanitizer: reported52// CHECK: DONE53