gcc/testsuite/gcc.dg/vect/vect-cost-model-4.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-O2 -ftree-vectorize -fvect-cost-model=very-cheap" } */
   3
   4 int x[1024], y[1024];
   5
   6 void
   7 f (void)
   8 {
   9   for (unsigned int i = 0; i < 1024; ++i)
  10     x[i] += y[i];
  11 }
  12
  13 /* { dg-final { scan-tree-dump {LOOP VECTORIZED} vect { target vect_int } } } */