1  /* PR tree-optimization/77860 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -fno-tree-vrp -fno-tree-forwprop -Wno-psabi" } */
       4  
       5  typedef unsigned short V __attribute__((vector_size (16)));
       6  
       7  V
       8  foo (V x, V y)
       9  {
      10    V a = -x;
      11    V b = -y;
      12    return a * b;
      13  }