gcc/testsuite/c-c++-common/pr62199-2.c

   1 /* PR c++/62199 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wlogical-not-parentheses" } */
   4
   5 #ifndef __cplusplus
   6 # define bool _Bool
   7 #endif
   8
   9 bool r;
  10
  11 void
  12 foo (bool b)
  13 {
  14   r = !b == 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
  15   r = !b != 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
  16   r = !b > 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
  17   r = !b >= 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
  18   r = !b < 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
  19   r = !b <= 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */
  20 }