1  /* PR c/77423 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-Wlogical-not-parentheses" } */
       4  
       5  #ifndef __cplusplus
       6  # define bool _Bool
       7  #endif
       8  
       9  int
      10  f (int a, bool b, bool c)
      11  {
      12    int r = 0;
      13  
      14    r += !a == (b | c);
      15    r += !a == (b ^ c);
      16    r += !a == (b & c);
      17    r += !a == ~b;
      18    r += !a == ~(int) b;
      19    r += !a == ((b & c) | c);
      20    r += !a == ((b & c) | (b ^ c));
      21    r += !a == (int) (b ^ c);
      22    r += !a == (int) ~b;
      23    r += !a == ~~b;
      24    r += !a == ~(b | c);
      25    r += !a == ~(b | (a == 1));
      26    r += !a == ~(a == 1);
      27  
      28    r += !a == ((b & c) | (b ^ a)); /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
      29  
      30    return r;
      31  }