gcc/testsuite/gcc.target/i386/pr59544.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mavx -ftree-vectorize -fdump-tree-vect-details" } */
   3
   4 void test1(short * __restrict__ x, short * __restrict__ y, short * __restrict__ z)
   5 {
   6     int i;
   7     for (i=127; i>=0; i--) {
   8         x[i] = y[127-i] + z[127-i];
   9     }
  10 }
  11
  12 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */