1  /* { dg-do run } */
       2  /* { dg-require-effective-target int32plus } */
       3  /* { dg-options "-O2 -fdump-tree-fre1" } */
       4  
       5  long long int a = -465274079317386463LL;
       6  int b = 856872806;
       7  int c = -1940894202;
       8  int d = 1718449211;
       9  int e = -392681565;
      10  unsigned long long int f = 13521452247506316486ULL;
      11  int g = -13194608;
      12  
      13  __attribute__((noinline, noclone))
      14  void foo ()
      15  {
      16    if (!a - a)
      17      c = b = 0;
      18    else
      19      d = 3UL * a == 0;
      20    if (g / a)
      21      e = 0 < -a + 500849970701012771LL + (unsigned long) -a;
      22    else
      23      f = 4081116982543369LL & a;
      24  }
      25  
      26  int
      27  main ()
      28  {
      29    asm volatile ("" : : : "memory");
      30    foo ();
      31    if (f != 2818598057803777LL)
      32      __builtin_abort ();
      33    return 0;
      34  }
      35  
      36  /* Should CSE all loads of a.  */
      37  /* { dg-final { scan-tree-dump-times " = a;" 1 "fre1" } } */