Viewing file:  vla-1.c (1.21 KB) -rw-r--r--
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/* { dg-do run } */
#include <omp.h>
#include <stdlib.h>
#include <string.h>
int
main (int argc, char **argv[])
{
int n = argc < 5 ? 12 : 31, i, m, l;
char a[n + 3];
unsigned short b[n / 2 - 1];
int c[n * 2 + 1];
for (i = 0; i < n + 3; i++)
a[i] = i;
for (i = 0; i < n / 2 - 1; i++)
b[i] = (i << 8) | i;
for (i = 0; i < n * 2 + 1; i++)
c[i] = (i << 24) | i;
l = 0;
m = n;
#pragma omp parallel default (shared) num_threads (4) \
firstprivate (a, m) private (b, i) reduction (+:l)
{
for (i = 0; i < m + 3; i++)
if (a[i] != i)
l++;
for (i = 0; i < m * 2 + 1; i++)
if (c[i] != ((i << 24) | i))
l++;
#pragma omp barrier
memset (a, omp_get_thread_num (), m + 3);
for (i = 0; i < m / 2 - 1; i++)
b[i] = a[0] + 7;
#pragma omp master
{
for (i = 0; i < m * 2 + 1; i++)
c[i] = a[0] + 16;
}
#pragma omp barrier
if (a[0] != omp_get_thread_num ())
l++;
for (i = 1; i < m + 3; i++)
if (a[i] != a[0])
l++;
for (i = 0; i < m / 2 - 1; i++)
if (b[i] != a[0] + 7)
l++;
for (i = 0; i < m * 2 + 1; i++)
if (c[i] != 16)
l++;
}
if (l)
abort ();
for (i = 0; i < n * 2 + 1; i++)
if (c[i] != 16)
l++;
return 0;
}
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