libgomp/testsuite/libgomp.oacc-c-c++-common/lib-43.c

   1 /* Exercise acc_update_device with a NULL data address on nvidia targets.  */
   2
   3 /* { dg-do run { target openacc_nvidia_accel_selected } } */
   4
   5 #include <stdio.h>
   6 #include <stdlib.h>
   7 #include <openacc.h>
   8
   9 int
  10 main (int argc, char **argv)
  11 {
  12   const int N = 256;
  13   int i;
  14   unsigned char *h;
  15   void *d;
  16
  17   h = (unsigned char *) malloc (N);
  18
  19   for (i = 0; i < N; i++)
  20     {
  21       h[i] = i;
  22     }
  23
  24   d = acc_copyin (h, N);
  25   if (!d)
  26     abort ();
  27
  28   for (i = 0; i < N; i++)
  29     {
  30       h[i] = 0xab;
  31     }
  32
  33   fprintf (stderr, "CheCKpOInT\n");
  34   acc_update_device (0, N);
  35
  36   acc_copyout (h, N);
  37
  38   for (i = 0; i < N; i++)
  39     {
  40       if (h[i] != 0xab)
  41         abort ();
  42     }
  43
  44   free (h);
  45
  46   return 0;
  47 }
  48
  49 /* { dg-output "CheCKpOInT(\n|\r\n|\r).*" } */
  50 /* { dg-output "\\\[\[^\n\r]*,256\\\] is not mapped" } */
  51 /* { dg-shouldfail "" } */