openmp/libompd/test/openmp_examples/example_4.c

   1 // RUN: %gdb-compile-and-run 2>&1 | tee %t.out | FileCheck %s
   2
   3 #include "../ompt_plugin.h"
   4 #include <omp.h>
   5 #include <pthread.h>
   6 #include <stdio.h>
   7 #include <unistd.h>
   8
   9 int main() {
  10   printf("Application: Process %d started.\n", getpid());
  11   omp_set_num_threads(3);
  12   omp_set_max_active_levels(10);
  13
  14 #pragma omp parallel // parallel region begins
  15   {
  16     printf("Outer region - thread_ID: %d\n", omp_get_thread_num());
  17
  18 #pragma omp parallel num_threads(2) // nested parallel region 1
  19     {
  20       printf("Inner region - thread_ID: %d\n", omp_get_thread_num());
  21
  22 #pragma omp parallel num_threads(2) // nested parallel region 2
  23       {
  24         int i;
  25 #pragma omp for
  26         for (i = 0; i < 4; i++)
  27           printf("Thread %i of %i working on %i\n", omp_get_thread_num(),
  28                  omp_get_max_threads(), i);
  29         ompd_tool_test(0);
  30       }
  31     }
  32   }
  33
  34   return 0;
  35 }
  36
  37 // CHECK-NOT: OMPT-OMPD mismatch
  38 // CHECK-NOT: Python Exception
  39 // CHECK-NOT: The program is not being run.