Retro68/gcc/libgomp/testsuite/libgomp.c/target-critical-1.c

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2015-08-28 15:33:40 +00:00
/* { dg-do run } */
#include <omp.h>
#include <stdlib.h>
#define N 2000
#pragma omp declare target
int foo ()
{
int A[N];
int i, nthreads;
int res = 0;
#pragma omp parallel shared (A, nthreads)
{
#pragma omp master
nthreads = omp_get_num_threads ();
#pragma omp for
for (i = 0; i < N; i++)
A[i] = 0;
#pragma omp critical (crit1)
for (i = 0; i < N; i++)
A[i]++;
}
for (i = 0; i < N; i++)
if (A[i] != nthreads)
res = 1;
return res;
}
#pragma omp end declare target
int main ()
{
int res1, res2;
#pragma omp target map (from: res1, res2)
{
int B[N];
int i, nthreads;
res1 = foo ();
#pragma omp parallel shared (B, nthreads)
{
#pragma omp master
nthreads = omp_get_num_threads ();
#pragma omp for
for (i = 0; i < N; i++)
B[i] = 0;
#pragma omp critical (crit2)
for (i = 0; i < N; i++)
B[i]++;
}
res2 = 0;
for (i = 0; i < N; i++)
if (B[i] != nthreads)
res2 = 1;
}
if (res1 || res2)
abort ();
return 0;
}