forked from OSchip/llvm-project
54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
// RUN: %libomp-compile-and-run
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#include <stdio.h>
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#include <math.h>
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#include "omp_testsuite.h"
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/* Utility function do spend some time in a loop */
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int test_omp_task_private()
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{
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int i;
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int known_sum;
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int sum = 0;
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int result = 0; /* counts the wrong sums from tasks */
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known_sum = (LOOPCOUNT * (LOOPCOUNT + 1)) / 2;
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#pragma omp parallel
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{
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#pragma omp single
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{
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for (i = 0; i < NUM_TASKS; i++) {
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#pragma omp task private(sum) shared(result, known_sum)
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{
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int j;
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//if sum is private, initialize to 0
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sum = 0;
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for (j = 0; j <= LOOPCOUNT; j++) {
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#pragma omp flush
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sum += j;
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}
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/* check if calculated sum was right */
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if (sum != known_sum) {
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#pragma omp critical
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result++;
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}
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} /* end of omp task */
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} /* end of for */
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} /* end of single */
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} /* end of parallel*/
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return (result == 0);
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}
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int main()
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{
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int i;
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int num_failed=0;
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for(i = 0; i < REPETITIONS; i++) {
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if(!test_omp_task_private()) {
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num_failed++;
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}
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}
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return num_failed;
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}
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