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[Bug c++/51531] New: bool conversion to pointer should warn
- From: "tutufan at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 13 Dec 2011 19:17:23 +0000
- Subject: [Bug c++/51531] New: bool conversion to pointer should warn
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51531
Bug #: 51531
Summary: bool conversion to pointer should warn
Classification: Unclassified
Product: gcc
Version: 4.6.2
Status: UNCONFIRMED
Severity: minor
Priority: P3
Component: c++
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: tutufan@gmail.com
/* clang 3.1 (trunk 145840) warns
bool-convert.cpp:12:14: warning: initialization of pointer of type 'int *' to
null from a constant boolean
expression [-Wbool-conversions]
int *p = false;
^~~~~
*/
int
main() {
int *p = false;
return !!p;
}