gcc/testsuite/gcc.dg/vect/vect-25.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 128
   7
   8 __attribute__ ((noinline))
   9 int main1 (int n, int *p)
  10 {
  11   int i;
  12   int ib[N];
  13   int ia[N];
  14   int k;
  15
  16   for (i = 0; i < N; i++)
  17     {
  18       ia[i] = n;
  19     }
  20
  21   /* check results:  */
  22   for (i = 0; i < N; i++)
  23     {
  24       if (ia[i] != n)
  25         abort ();
  26     }
  27
  28   k = *p;
  29   for (i = 0; i < N; i++)
  30     {
  31       ib[i] = k;
  32     }
  33
  34   /* check results:  */
  35   for (i = 0; i < N; i++)
  36     {
  37       if (ib[i] != k)
  38         abort ();
  39     }
  40
  41   return 0;
  42 }
  43
  44 int main (void)
  45 {
  46   int m = 8;
  47
  48   check_vect ();
  49
  50   return main1 (m, &m);
  51 }
  52
  53 /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */
  54 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { xfail { ! vect_align_stack_vars } } } } */