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[Bug c++/56126] -fno-exceptions should activate -fcheck-new or issue diagnostic for all new operators without throw()
- From: "bruck.michael at googlemail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 09 Jan 2015 08:24:29 +0000
- Subject: [Bug c++/56126] -fno-exceptions should activate -fcheck-new or issue diagnostic for all new operators without throw()
- Auto-submitted: auto-generated
- References: <bug-56126-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56126
--- Comment #15 from Michael Bruck <bruck.michael at googlemail dot com> ---
(In reply to Jonathan Wakely from comment #13)
> (In reply to Michael Bruck from comment #11)
> > throwing is undefined behavior with -fno-exceptions.
>
> No it isn't, it's ill-formed due to a syntax error. That's very different to
> undefined behaviour.
I misunderstood Olaf, I guess he means they replace them via preprocessor
macros. In any case it is different from an allocation failure, which was my
point.