1  /* PR optimization/12799 */
       2  /* Origin: Pratap Subrahmanyam <pratap@vmware.com> */
       3  
       4  /* { dg-do run } */
       5  /* { dg-options "-O2" } */
       6  /* { dg-options "-O2 -march=i686" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
       7  
       8  /* Verify that reload_cse_move2add doesn't add unexpected CLOBBERs. */
       9  
      10  extern void abort(void);
      11  
      12  int loo = 1;
      13  
      14  __inline__ char InlineFunc(void)
      15  {
      16    return __builtin_expect(!!(loo == 1), 1);
      17  }
      18  
      19  int FooBar(void)
      20  {
      21    int i;
      22    int var1 = InlineFunc() ? 2046 : 1023;
      23    int var2 = InlineFunc() ? 512 : 1024;
      24  
      25    for (i = 0; i < var1; i++)
      26      ;
      27  
      28    if (InlineFunc() && var2 != 512)
      29      abort();
      30  
      31    return 0;
      32  }
      33  
      34  int main(void)
      35  {
      36    return FooBar();
      37  }