Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Waddress-2.c @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* PR c/48778 */ /* { dg-do compile } */ /* { dg-options "-Waddress" } */ #define NULL ((void *) 0) #define M1(b) ((b) != NULL ? 0 : (b)) #define M2(b) ((b) == NULL ? 0 : (b)) #define M3(b) (NULL != (b) ? 0 : (b)) #define M4(b) (NULL == (b) ? 0 : (b)) int func (int b) { if (M1 (&b) > 0) return 1; if (M2 (&b) > 0) return 2; if (M3 (&b) > 0) return 3; if (M4 (&b) > 0) return 4; return 0; }