libgomp/testsuite/libgomp.oacc-c-c++-common/lib-49.c

   1 /* { dg-do run } */
   2 /* { dg-skip-if "" { *-*-* } { "*" } { "-DACC_MEM_SHARED=0" } } */
   3
   4 #include <string.h>
   5 #include <stdlib.h>
   6 #include <openacc.h>
   7
   8 int
   9 main (int argc, char **argv)
  10 {
  11   const int N = 256;
  12   int i;
  13   unsigned char *h;
  14   void *d;
  15
  16   h = (unsigned char *) malloc (N);
  17
  18   for (i = 0; i < N; i++)
  19     {
  20       h[i] = i;
  21     }
  22
  23   d = acc_copyin (h, N);
  24   if (!d)
  25     abort ();
  26
  27   memset (&h[0], 0, N);
  28
  29   acc_update_self (h, N - 2);
  30
  31   for (i = 0; i < N - 2; i++)
  32     {
  33       if (h[i] != i)
  34         abort ();
  35     }
  36
  37   for (i = N - 2; i < N; i++)
  38     {
  39       if (h[i] != 0)
  40         abort ();
  41     }
  42
  43   acc_delete (h, N);
  44
  45   free (h);
  46
  47   return 0;
  48 }