1  /* { dg-do compile } */
       2  /* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-stats" } */
       3  
       4  union loc {
       5      unsigned reg;
       6      signed offset;
       7  };
       8  void __frame_state_for2 (volatile char *state_in)
       9  {
      10      union loc fs;
      11      {
      12  	*state_in = fs.reg;
      13  	*state_in = fs.offset;
      14      }
      15  }
      16  void __frame_state_for1 (volatile char *state_in)
      17  {
      18      union loc fs;
      19      for (;;)
      20      {
      21  	*state_in = fs.offset;
      22  	*state_in = fs.reg;
      23      }
      24  }
      25  
      26  /* { dg-final { scan-tree-dump-times "Eliminated: 2" 2 "fre1" } } */
      27  /* { dg-final { scan-tree-dump-times "Insertions: 1" 2 "fre1" } } */