text: /* PR optimization/6842
     This testcase caused ICE when trying to optimize V8QI subreg of VOIDmode
     CONST_DOUBLE.  */
  /* { dg-do compile } */
  /* { dg-options "-O2 -mmmx" } */
  
  typedef char __v8qi __attribute__ ((vector_size (8)));
  extern void abort (void);
  extern void exit (int);
  
  void foo (void)
  {
    unsigned long long a = 0x0102030405060708LL;
    unsigned long long b = 0x1020304050607080LL;
    unsigned long long c;
  
    c = (unsigned long long) __builtin_ia32_paddusb ((__v8qi) a, (__v8qi) b);
    __builtin_ia32_emms ();
    if (c != 0x1122334455667788LL)
      abort ();
  }
  