On Sat, Jan 9, 2010 at 4:17 AM, Ross Smith <r-sm...@ihug.co.nz> wrote:
> On 2010-01-10, at 00:31, Dave Korn wrote:
>
>> Simple testcase, using h...@155680.
>>
>> ------------------------------------------------------------------------
>> $ cat badwarn.cpp
>>
>> extern void bar (void);
>> int foo (void) __attribute__ ((__noreturn__));
>>
>> int
>> foo (void)
>> {
>> while (1)
>> {
>> bar ();
>> }
>> }
>>
>> $ g++-4 -c badwarn.cpp -Wall
>> badwarn.cpp: In function 'int foo()':
>> badwarn.cpp:12:1: warning: no return statement in function returning non-void
>> ------------------------------------------------------------------------
>
> gcc 4.0.1, 4.2.1, and 4.3.4 don't warn about this. Looks like a regression.
>
> -- Ross Smith
>
>
It is caused by revision 138140:
http://gcc.gnu.org/ml/gcc-cvs/2008-07/msg00852.html
--
H.J.
