gcc/testsuite/c-c++-common/goacc/kernels-alias-ipa-pta-2.c

   1 /* { dg-additional-options "-O2" } */
   2 /* { dg-additional-options "-fipa-pta -fdump-tree-optimized" } */
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7 typedef __SIZE_TYPE__ size_t;
   8 void *malloc (size_t);
   9 void free (void *);
  10 #ifdef __cplusplus
  11 }
  12 #endif
  13
  14 #define N 2
  15
  16 void
  17 foo (void)
  18 {
  19   unsigned int *a = (unsigned int *)malloc (N * sizeof (unsigned int));
  20   unsigned int *b = (unsigned int *)malloc (N * sizeof (unsigned int));
  21   unsigned int *c = (unsigned int *)malloc (N * sizeof (unsigned int));
  22
  23 #pragma acc kernels pcopyout (a[0:N], b[0:N], c[0:N])
  24   {
  25     a[0] = 0;
  26     b[0] = 1;
  27     c[0] = a[0];
  28   }
  29
  30   free (a);
  31   free (b);
  32   free (c);
  33 }
  34
  35 /* { dg-final { scan-tree-dump-times "(?n)= 0;$" 2 "optimized" } } */
  36 /* { dg-final { scan-tree-dump-times "(?n)= 1;$" 1 "optimized" } } */
  37 /* { dg-final { scan-tree-dump-times "(?n)= \\*a" 0 "optimized" } } */