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// RUN: %libomp-compile-and-run
// critial with hint was introduced with icc 19
// UNSUPPORTED: icc-18
#include <stdio.h>
#include <omp.h>
#include "omp_testsuite.h"
int test_omp_critical(int iter) {
int sum;
int known_sum;
sum = 0;
#pragma omp parallel
{
int mysum = 0;
int i;
#pragma omp for
for (i = 0; i < 1000; i++)
mysum = mysum + i;
switch (iter % 4) {
case 0:
#pragma omp critical(c0) hint(omp_sync_hint_uncontended)
sum = mysum + sum;
break;
case 1:
#pragma omp critical(c1) hint(omp_sync_hint_contended)
sum = mysum + sum;
break;
case 2:
#pragma omp critical(c2) hint(omp_sync_hint_nonspeculative)
sum = mysum + sum;
break;
case 3:
#pragma omp critical(c3) hint(omp_sync_hint_speculative)
sum = mysum + sum;
break;
default:;
}
}
known_sum = 999 * 1000 / 2;
return (known_sum == sum);
}
int main() {
int i;
int num_failed = 0;
for (i = 0; i < 4 * REPETITIONS; i++) {
if (!test_omp_critical(i)) {
num_failed++;
}
}
return num_failed;
}
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