gnu/dist/gcc4/gcc/testsuite/gcc.dg/vect/vect-67.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 (int a, int b)
   9 {
  10   int i, j;
  11   int ia[N][4][N+8];
  12
  13   /* Multidimensional array. Aligned. The "inner" dimensions
  14      are invariant in the inner loop. Store.
  15      Not vectorizable: unsupported operation. */
  16   for (i = 0; i < N; i++)
  17     {
  18       for (j = 0; j < N; j++)
  19         {
  20            ia[i][1][j+8] = (a == b);
  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][1][j+8] != (a == b))
  30               abort();
  31         }
  32     }
  33
  34   return 0;
  35 }
  36
  37 int main (void)
  38 {
  39   check_vect ();
  40
  41   return main1 (2 ,7);
  42 }
  43
  44 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  } } */
  45 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
  46 /* { dg-final { cleanup-tree-dump "vect" } } */