O3-vect-pr34223.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include "tree-vect.h"
   4
   5 #define M 10
   6 #define N 3
   7
   8 void __attribute__((noinline))
   9 foo (int n, int *ub, int *uc)
  10 {
  11   int i, j, tmp1;
  12
  13   for (i = 0; i < n; i++)
  14     {
  15       tmp1 = 0;
  16       for (j = 0; j < M; j++)
  17         {
  18           tmp1 += uc[i] * ((int)(j << N) / M);
  19         }
  20       ub[i] = tmp1;
  21     }
  22 }
  23
  24 int main()
  25 {
  26   int uc[16], ub[16];
  27   check_vect ();
  28   foo (16, uc, ub);
  29   return 0;
  30 }
  31
  32 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_int_mult } } } */
  33 /* { dg-final { cleanup-tree-dump "vect" } } */