gcc/libgomp/testsuite/libgomp.oacc-c-c++-common/lib-41.c

44 lines
513 B
C

/* { dg-do run } */
#include <stdlib.h>
#include <openacc.h>
int
main (int argc, char **argv)
{
const int N = 256;
int i;
unsigned char *h;
void *d;
h = (unsigned char *) malloc (N);
for (i = 0; i < N; i++)
{
h[i] = i;
}
d = acc_copyin (h, N);
if (!d)
abort ();
for (i = 0; i < N; i++)
{
h[i] = 0xab;
}
acc_update_device (h, N);
acc_copyout (h, N);
for (i = 0; i < N; i++)
{
if (h[i] != 0xab)
abort ();
}
free (h);
return 0;
}