This is the mail archive of the
gcc-help@gcc.gnu.org
mailing list for the GCC project.
Re: warning: cannot pass objects of non-POD type ‘ class A’ through ‘...’; call will abort at runtim e
On 15 April 2010 18:53, Manuel López-Ibáñez <lopezibanez@gmail.com> wrote:
> On 15 April 2010 18:24, Martin Olsson <martin@minimum.se> wrote:
>>
>> 1. Why is this a "warning" rather than an "error"? When I run the program
>> it hits a "ud2a" instruction emitted by gcc and promptly hits SIGILL.
>
> See the discussion in http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19291
>
> Basically, the C++ standard seems to say that this cannot be a hard-error.
Actually, in this case, GCC 4.5 does not warn and it doesn't abort.
For the PR testcase, we now give a hard error.
Cheers,
Manuel.