1  /* PR c/60195 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-std=c11 -Wpedantic -Wall" } */
       4  
       5  typedef _Atomic int atomic_int;
       6  
       7  atomic_int
       8  fn1 (void)
       9  {
      10    atomic_int y = 0;
      11    return y;
      12  }
      13  
      14  atomic_int
      15  fn2 (void)
      16  {
      17    atomic_int y = 0;
      18    y;
      19    return y;
      20  }
      21  
      22  atomic_int
      23  fn3 (void)
      24  {
      25    atomic_int y = 0;
      26    y++;
      27    return y;
      28  }
      29  
      30  void
      31  fn4 (void)
      32  {
      33    atomic_int y;
      34    y = 0;
      35    (void) y;
      36  }
      37  
      38  void
      39  fn5 (void)
      40  {
      41    atomic_int y = 0; /* { dg-warning "unused variable" } */
      42  }
      43  
      44  void
      45  fn6 (void)
      46  {
      47    atomic_int y;  /* { dg-warning "set but not used" } */
      48    y = 0;
      49  }
      50  
      51  void
      52  fn7 (void)
      53  {
      54    atomic_int y = 0;
      55    y++;
      56  }