gcc/libgomp/testsuite/libgomp.c/nestedfn-1.c

50 lines
844 B
C

/* { dg-do run } */
#include <omp.h>
#include <stdlib.h>
int
main (void)
{
int a = 1, b = 2, c = 3;
void
foo (void)
{
int l = 0;
#pragma omp parallel shared (a) private (b) firstprivate (c) \
num_threads (2) reduction (||:l)
{
if (a != 1 || c != 3) l = 1;
#pragma omp barrier
if (omp_get_thread_num () == 0)
{
a = 4;
b = 5;
c = 6;
}
#pragma omp barrier
if (omp_get_thread_num () == 1)
{
if (a != 4 || c != 3) l = 1;
a = 7;
b = 8;
c = 9;
}
else if (omp_get_num_threads () == 1)
a = 7;
#pragma omp barrier
if (omp_get_thread_num () == 0)
if (a != 7 || b != 5 || c != 6) l = 1;
#pragma omp barrier
if (omp_get_thread_num () == 1)
if (a != 7 || b != 8 || c != 9) l = 1;
}
if (l)
abort ();
}
foo ();
if (a != 7)
abort ();
return 0;
}