Test which checks the omp critical directive by counting up a variable in a parallelized loop within a critical section.
2.0
omp critical
#include
#include
#include "omp_testsuite.h"
#include "omp_my_sleep.h"
int omp_critical (FILE * logFile)
{
int sum;
sum=0;
int known_sum;
#pragma omp parallel
{
int mysum=0;
int i;
#pragma omp for
for (i = 0; i < 1000; i++)
mysum = mysum + i;
#pragma omp critical
sum = mysum +sum;
} /* end of parallel */
printf("sum=%d\n",sum);
known_sum = 999 * 1000 / 2;
return (known_sum == sum);
}