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comparison gcc/testsuite/c-c++-common/Waddress-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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children 1830386684a0
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68:561a7518be6b 111:04ced10e8804
1 /* PR c/69768 */
2 /* { dg-do compile } */
3 /* { dg-options "-Waddress" } */
4
5 static int e;
6
7 int
8 foo ()
9 {
10 return "foo1" != (void *) 0 /* { dg-bogus "comparison with string literal results in unspecified behavior" } */
11 && "foo2" != (const char *) ((void *) 0) /* { dg-bogus "comparison with string literal results in unspecified behavior" } */
12 && "foo3" != (const char *) ((void *) (10 - 10)) /* { dg-bogus "comparison with string literal results in unspecified behavior" } */
13 && "foo4" != (const char *) ((void *) (&e - &e)) /* { dg-warning "comparison with string literal results in unspecified behavior" "" { target c } } */
14 && "foo5" != "foo6"; /* { dg-warning "comparison with string literal results in unspecified behavior" } */
15 }