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[Bug c++/54130] Recognize builtins with bool return type


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54130

--- Comment #15 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-08-01 16:30:54 UTC ---
(In reply to comment #14)
> The isnan function declaration is for compatibility with some old 
> standards such as Unix98 that had such a function instead of the 
> type-generic macro.  It would seem reasonable to disable it for C++, just 
> as the glibc headers allow for C++ requirements for overloads in string.h, 
> for example.  It is, however, really for the libstdc++ maintainers to work 
> with the glibc maintainers regarding any changes to C headers that would 
> be helpful for meeting C++ standard requirements; we can't make such a 
> change in isolation without knowing it fits in with the libstdc++ 
> maintainer plans.

There are several areas I'd like to see more cooperation between glibc and
libstdc++, I keep meaning to make a list, but haven't. Maybe we should start a
page on the GCC wiki where suggestions can be noted until we have something
concrete enough to discuss.


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