llvm-project/openmp/testsuite/c/omp_single.c

44 lines
1.2 KiB
C

<ompts:test>
<ompts:testdescription>Test which checks the omp single directive by controlling how often a directive is called in an omp single region.</ompts:testdescription>
<ompts:ompversion>2.0</ompts:ompversion>
<ompts:directive>omp single</ompts:directive>
<ompts:dependences>omp parallel private,omp flush</ompts:dependences>
<ompts:testcode>
#include <stdio.h>
#include "omp_testsuite.h"
int <ompts:testcode:functionname>omp_single</ompts:testcode:functionname>(FILE * logFile)
{
<ompts:orphan:vars>
int nr_threads_in_single;
int result;
int nr_iterations;
int i;
</ompts:orphan:vars>
nr_threads_in_single = 0;
result = 0;
nr_iterations = 0;
#pragma omp parallel private(i)
{
for (i = 0; i < LOOPCOUNT; i++)
{
<ompts:orphan>
<ompts:check>#pragma omp single </ompts:check>
{
#pragma omp flush
nr_threads_in_single++;
#pragma omp flush
nr_iterations++;
nr_threads_in_single--;
result = result + nr_threads_in_single;
} /* end of single */
</ompts:orphan>
} /* end of for */
} /* end of parallel */
return ((result == 0) && (nr_iterations == LOOPCOUNT));
} /* end of check_single*/
</ompts:testcode>
</ompts:test>