1  /* PR middle-end/17055.  */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -ffast-math" } */
       4  /* { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */
       5  
       6  /* This test used to abort, because we do an "integer" fold to zero, i.e.
       7     x - x = (T)0 where T is the type of x.  Unfortunately, fold_convert
       8     was unable to convert integer_zero_node to the appropriate vector type.  */
       9  
      10  typedef float v4sf __attribute__((vector_size(16)));
      11  typedef int v4si __attribute__((vector_size(16)));
      12  
      13  v4sf ivf, ovf;
      14  v4si ivi, ovi;
      15  
      16  void testf (void)
      17  {
      18    ovf = ivf - ivf;
      19  }
      20  
      21  void testi (void)
      22  {
      23    ovi = ivi - ivi;
      24  }
      25