gcc/testsuite/gcc.dg/vect/vect-63.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 16
   7
   8 int main1 ()
   9 {
  10   int i, j;
  11   int ib[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  12   int ia[N*2][4][N];
  13
  14   /* Multidimensional array. Aligned.
  15      The first dimension depends on j: not vectorizable. */
  16   for (i = 0; i < N; i++)
  17     {
  18       for (j = 0; j < N; j++)
  19         {
  20            ia[i + j][1][j] = ib[i];
  21         }
  22     }
  23
  24   /* check results: */
  25   for (i = 0; i < N; i++)
  26     {
  27       for (j = 0; j < N; j++)
  28         {
  29            if (ia[i + j][1][j] != ib[i])
  30               abort();
  31         }
  32     }
  33
  34   return 0;
  35 }
  36
  37 int main (void)
  38 {
  39   check_vect ();
  40
  41   return main1 ();
  42 }
  43
  44 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */