[Bug libstdc++/81122] [DR 2381] parsing f stopped after '0' when reading std::hexfloat >> f;

[woodard at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81122

--- Comment #5 from Ben Woodard <woodard at redhat dot com> ---
The example code in: http://en.cppreference.com/w/cpp/io/manip/fixed
suggests that this should work. Probably either the behavior or the library or
the example on cppreference should change.