[Bug libstdc++/49561] [C++0x] std::list::size complexity

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49561

--- Comment #9 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-10-07 01:36:02 UTC ---
(In reply to comment #8)
> I guess it will now be dangerous to even load a shared lib compiled with
> --std=c++0x into the same executable as C++ code compiled in the default c++03
> mode,

It was already an ODR violation for some code, see PR 45093

There are no promises of interoperability between -std=c++98 and -std=c++0x