[Bug libstdc++/113792] error: '__size_t' was not declared in this scope

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113792

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
https://gcc.gnu.org/pipermail/gcc-patches/2016-January/439448.html described
the reason for the current approach.