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

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<ompts:test>
<ompts:testdescription>Test which checks the omp section private directive by upcounting a variable in a to several sections splitted loop.</ompts:testdescription>
<ompts:ompversion>2.0</ompts:ompversion>
<ompts:directive>omp section private</ompts:directive>
<ompts:dependences>omp critical</ompts:dependences>
<ompts:testcode>
#include <stdio.h>
#include "omp_testsuite.h"
int <ompts:testcode:functionname>omp_section_private</ompts:testcode:functionname>(FILE * logFile){
<ompts:orphan:vars>
int sum;
int sum0;
int i;
</ompts:orphan:vars>
int known_sum;
sum = 7;
sum0 = 0;
#pragma omp parallel
{
<ompts:orphan>
#pragma omp sections <ompts:check>private(sum0,i)</ompts:check><ompts:crosscheck>private(i)</ompts:crosscheck>
{
#pragma omp section
{
<ompts:check>
sum0 = 0;
</ompts:check>
for (i = 1; i < 400; i++)
sum0 = sum0 + i;
#pragma omp critical
{
sum = sum + sum0;
} /*end of critical */
}
#pragma omp section
{
<ompts:check>
sum0 = 0;
</ompts:check>
for (i = 400; i < 700; i++)
sum0 = sum0 + i;
#pragma omp critical
{
sum = sum + sum0;
} /*end of critical */
}
#pragma omp section
{
<ompts:check>
sum0 = 0;
</ompts:check>
for (i = 700; i < 1000; i++)
sum0 = sum0 + i;
#pragma omp critical
{
sum = sum + sum0;
} /*end of critical */
}
} /*end of sections*/
</ompts:orphan>
} /* end of parallel */
known_sum = (999 * 1000) / 2 + 7;
return (known_sum == sum);
} /* end of check_section_private*/
</ompts:testcode>
</ompts:test>