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* [Bug c++/51531] New: bool conversion to pointer should warn
@ 2011-12-13 19:20 tutufan at gmail dot com
  2011-12-13 19:55 ` [Bug c++/51531] " redi at gcc dot gnu.org
  2011-12-13 20:00 ` redi at gcc dot gnu.org
  0 siblings, 2 replies; 3+ messages in thread
From: tutufan at gmail dot com @ 2011-12-13 19:20 UTC (permalink / raw)
  To: gcc-bugs

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;
}


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [Bug c++/51531] bool conversion to pointer should warn
  2011-12-13 19:20 [Bug c++/51531] New: bool conversion to pointer should warn tutufan at gmail dot com
@ 2011-12-13 19:55 ` redi at gcc dot gnu.org
  2011-12-13 20:00 ` redi at gcc dot gnu.org
  1 sibling, 0 replies; 3+ messages in thread
From: redi at gcc dot gnu.org @ 2011-12-13 19:55 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51531

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-12-13 19:53:02 UTC ---
with 4.7

b.cc: In function 'int main()':
b.cc:4:14: warning: converting 'false' to pointer type 'int*'
[-Wconversion-null]


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [Bug c++/51531] bool conversion to pointer should warn
  2011-12-13 19:20 [Bug c++/51531] New: bool conversion to pointer should warn tutufan at gmail dot com
  2011-12-13 19:55 ` [Bug c++/51531] " redi at gcc dot gnu.org
@ 2011-12-13 20:00 ` redi at gcc dot gnu.org
  1 sibling, 0 replies; 3+ messages in thread
From: redi at gcc dot gnu.org @ 2011-12-13 20:00 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51531

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |DUPLICATE

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-12-13 19:59:38 UTC ---
and Paolo fixed this one for 4.7

*** This bug has been marked as a duplicate of bug 48420 ***


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2011-12-13 19:59 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-12-13 19:20 [Bug c++/51531] New: bool conversion to pointer should warn tutufan at gmail dot com
2011-12-13 19:55 ` [Bug c++/51531] " redi at gcc dot gnu.org
2011-12-13 20:00 ` redi at gcc dot gnu.org

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