gcc/testsuite/gcc.dg/vect/vect-14.c

   1 /* { dg-require-effective-target vect_int } */
   2 /* { dg-additional-options "-fdump-tree-optimized-details-blocks" } */
   3
   4 #include <stdarg.h>
   5 #include "tree-vect.h"
   6
   7 #define N 16
   8
   9 __attribute__ ((noinline))
  10 int main1 ()
  11 {
  12   int i;
  13   int ia[N];
  14
  15   /* Induction.  */
  16   for ( i = 0; i < N; i++) {
  17     ia[i] = i;
  18   }
  19
  20   /* check results:  */
  21 #pragma GCC novector
  22   for (i = 0; i < N; i++)
  23     {
  24       if (ia[i] != i)
  25         abort ();
  26     }
  27
  28   return 0;
  29 }
  30
  31 int main (void)
  32 {
  33   check_vect();
  34
  35   return main1 ();
  36 }
  37
  38 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
  39 /* { dg-final { scan-tree-dump-not "Invalid sum" "optimized" } } */