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-rw-r--r--final/runtime/test/barrier/omp_barrier.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/final/runtime/test/barrier/omp_barrier.c b/final/runtime/test/barrier/omp_barrier.c
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+++ b/final/runtime/test/barrier/omp_barrier.c
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+// RUN: %libomp-compile-and-run
+#include <stdio.h>
+#include "omp_testsuite.h"
+#include "omp_my_sleep.h"
+
+int test_omp_barrier()
+{
+ int result1;
+ int result2;
+ result1 = 0;
+ result2 = 0;
+
+ #pragma omp parallel
+ {
+ int rank;
+ rank = omp_get_thread_num ();
+ if (rank ==1) {
+ my_sleep(((double)SLEEPTIME)/REPETITIONS); // give 1 sec to whole test
+ result2 = 3;
+ }
+ #pragma omp barrier
+ if (rank == 2) {
+ result1 = result2;
+ }
+ }
+ return (result1 == 3);
+}
+
+int main()
+{
+ int i;
+ int num_failed=0;
+
+#ifdef _OPENMP
+ omp_set_dynamic(0); // prevent runtime to change number of threads
+ omp_set_num_threads(4); // the test expects at least 3 threads
+ for(i = 0; i < REPETITIONS; i++) {
+ if(!test_omp_barrier()) {
+ num_failed++;
+ }
+ }
+#endif
+ return num_failed;
+}