gcc/testsuite/gcc.dg/vect/vect-fma-2.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-fdump-tree-optimized -fassociative-math -fno-trapping-math -fno-signed-zeros" } */
   3
   4 #include "tree-vect.h"
   5
   6 #define N (VECTOR_BITS * 11 / 64 + 3)
   7
   8 double
   9 dot_prod (double *x, double *y)
  10 {
  11   double sum = 0;
  12   for (int i = 0; i < N; ++i)
  13     sum += x[i] * y[i];
  14   return sum;
  15 }
  16
  17 /* { dg-final { scan-tree-dump { = \.COND_FMA } "optimized" { target { vect_double && { vect_fully_masked && scalar_all_fma } } } } } */