llvm/openmp/runtime/test/worksharing/sections/omp_section_private.c

// RUN: %libomp-compile-and-run
#include <stdio.h>
#include "omp_testsuite.h"

int test_omp_section_private()
{
  int sum;
  int sum0;
  int i;
  int known_sum;

  sum = 7;
  sum0 = 0;

  #pragma omp parallel
  {
    #pragma omp sections private(sum0,i)
    {
      #pragma omp section
      {
        sum0 = 0;
        for (i = 1; i < 400; i++)
          sum0 = sum0 + i;
        #pragma omp critical
        {
          sum = sum + sum0;
        }
      }
      #pragma omp section
      {
        sum0 = 0;
        for (i = 400; i < 700; i++)
          sum0 = sum0 + i;
        #pragma omp critical
        {
          sum = sum + sum0;
        }
      }
      #pragma omp section
      {
        sum0 = 0;
        for (i = 700; i < 1000; i++)
          sum0 = sum0 + i;
        #pragma omp critical
        {
          sum = sum + sum0;
        }
      }
    } /*end of sections*/
  } /* end of parallel */
  known_sum = (999 * 1000) / 2 + 7;
  return (known_sum == sum);
} /* end of check_section_private*/

int main()
{
  int i;
  int num_failed=0;

  for(i = 0; i < REPETITIONS; i++) {
    if(!test_omp_section_private()) {
      num_failed++;
    }
  }
  return num_failed;
}