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1// RUN: %libomp-compile-and-run2// RUN: %libomp-compile && env KMP_BLOCKTIME=infinite %libomp-run3// RUN: %libomp-compile && env KMP_PLAIN_BARRIER_PATTERN='hierarchical,hierarchical' KMP_FORKJOIN_BARRIER_PATTERN='hierarchical,hierarchical' %libomp-run4// RUN: %libomp-compile && env KMP_BLOCKTIME=infinite KMP_PLAIN_BARRIER_PATTERN='hierarchical,hierarchical' KMP_FORKJOIN_BARRIER_PATTERN='hierarchical,hierarchical' %libomp-run5// RUN: %libomp-compile && env KMP_PLAIN_BARRIER_PATTERN='dist,dist' KMP_FORKJOIN_BARRIER_PATTERN='dist,dist' KMP_REDUCTION_BARRIER_PATTERN='dist,dist' %libomp-run6// RUN: %libomp-compile && env KMP_BLOCKTIME=infinite KMP_PLAIN_BARRIER_PATTERN='dist,dist' KMP_FORKJOIN_BARRIER_PATTERN='dist,dist' KMP_REDUCTION_BARRIER_PATTERN='dist,dist' %libomp-run7#include <stdio.h>8#include "omp_testsuite.h"9#include "omp_my_sleep.h"10 11int test_omp_barrier()12{13 int result1;14 int result2;15 result1 = 0;16 result2 = 0;17 18 #pragma omp parallel19 {20 int rank;21 rank = omp_get_thread_num ();22 if (rank ==1) {23 my_sleep(((double)SLEEPTIME)/REPETITIONS); // give 1 sec to whole test24 result2 = 3;25 }26 #pragma omp barrier27 if (rank == 2) {28 result1 = result2;29 }30 }31 return (result1 == 3);32}33 34int main()35{36 int i;37 int num_failed=0;38 39#ifdef _OPENMP40 omp_set_dynamic(0); // prevent runtime to change number of threads41 omp_set_num_threads(4); // the test expects at least 3 threads42 for(i = 0; i < REPETITIONS; i++) {43 if(!test_omp_barrier()) {44 num_failed++;45 }46 }47#endif48 return num_failed;49}50