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 } } } } } */