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comparison gcc/testsuite/gcc.dg/Wbool-operation-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* PR c/77490 */
2 /* { dg-do compile } */
3 /* { dg-options "-Wall" } */
4
5 int
6 fn (_Bool b)
7 {
8 int r = 0;
9
10 r += b++; /* { dg-warning "increment of a boolean expression" } */
11 r += ++b; /* { dg-warning "increment of a boolean expression" } */
12 r += b--; /* { dg-warning "decrement of a boolean expression" } */
13 r += --b; /* { dg-warning "decrement of a boolean expression" } */
14
15 return r;
16 }