1  /* PR middle-end/64309 */
       2  /* { dg-do run } */
       3  /* { dg-options "-fdump-tree-original" } */
       4  
       5  int
       6  fn1 (int n)
       7  {
       8    return ((1 << n) & 1) != 0;
       9  }
      10  
      11  int
      12  fn2 (int n)
      13  {
      14    return (1 & (1 << n)) != 0;
      15  }
      16  
      17  int
      18  fn3 (int n)
      19  {
      20    return ((1 << n) & 1) == 0;
      21  }
      22  
      23  int
      24  fn4 (int n)
      25  {
      26    return (1 & (1 << n)) == 0;
      27  }
      28  
      29  int
      30  main (void)
      31  {
      32    if (fn1 (0) != 1
      33        || fn1 (1) != 0
      34        || fn1 (2) != 0
      35        || fn1 (3) != 0
      36        || fn1 (4) != 0
      37        || fn1 (5) != 0)
      38      __builtin_abort ();
      39  
      40    if (fn2 (0) != 1
      41        || fn2 (1) != 0
      42        || fn2 (2) != 0
      43        || fn2 (3) != 0
      44        || fn2 (4) != 0
      45        || fn2 (5) != 0)
      46      __builtin_abort ();
      47  
      48    if (fn3 (0) != 0
      49        || fn3 (1) != 1
      50        || fn3 (2) != 1
      51        || fn3 (3) != 1
      52        || fn3 (4) != 1
      53        || fn3 (5) != 1)
      54      __builtin_abort ();
      55  
      56    if (fn4 (0) != 0
      57        || fn4 (1) != 1
      58        || fn4 (2) != 1
      59        || fn4 (3) != 1
      60        || fn4 (4) != 1
      61        || fn4 (5) != 1)
      62      __builtin_abort ();
      63  }
      64  
      65  /* { dg-final { scan-tree-dump-not "(<<|>>)" "original" } } */