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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [libgomp/] [testsuite/] [libgomp.c/] [critical-1.c] - Rev 816

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/* Trivial test of critical sections.  */
 
/* { dg-require-effective-target sync_int_long } */
 
#include <omp.h>
#include <sys/time.h>
#include <unistd.h>
#include <assert.h>
#include "libgomp_g.h"
 
 
static volatile int test = -1;
 
static void function(void *dummy)
{
  int iam = omp_get_thread_num ();
  int old;
 
  GOMP_critical_start ();
 
  old = __sync_lock_test_and_set (&test, iam);
  assert (old == -1);
 
  usleep (10);
  test = -1;
 
  GOMP_critical_end ();
}
 
int main()
{
  omp_set_dynamic (0);
 
  GOMP_parallel_start (function, NULL, 3);
  function (NULL);
  GOMP_parallel_end ();
 
  return 0;
}
 

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