Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/pr65120.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-Wlogical-not-parentheses" } */ /* Test that we don't warn if rhs is 0 and comparison is == or !=. */ #ifndef __cplusplus #define bool _Bool #endif bool r; void f1 (int a) { r = !a == 0; r = !a != 0; r = !a == 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a != 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ } void f2 (int a) { r = !a > 0; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a >= 0; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a < 0; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a <= 0; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a > 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a >= 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a < 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ r = !a <= 1; /* { dg-warning "logical not is only applied to the left hand side of comparison" } */ }