Re: [Evolution-hackers] gcc 4.4 may be causing a number of bugs in Evolution

[Jeffrey Stedfast <fejj novell com>]

Matthew Barnes wrote:
> On Tue, 2010-02-02 at 12:27 -0500, Paul Smith wrote:
>   
>> Anyway, I agree with you that if Evo makes use of this type of aliasing
>> then we should definitely add that flag to the default makefile flags.
>> Configure can check for it and use it if present.
>>     
>
> Done.  Although, I imagine many distros have already disabled strict
> aliasing optimization due to all the compiler warnings we used to have
> about it.
>
> If GCC or even LLVM ever learns to detect cases like what Jeff ran into
> and -warn- about them, I'd love to know about it so I can it to our
> already lengthy list of warning flags we build with by default now.
>   

If you want to get warnings about the aliasing stuff, it seems that
-Wstrict-aliasing=2 is the one you want.

Hope that helps,

Jeff