[Bug libstdc++/119496] _Temporary_buffer::requested_size is not a reserved name

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119496

--- Comment #3 from Giuseppe D'Angelo <peppe at gcc dot gnu.org> ---
Fixed on trunk. Backporting should be relatively safe, but given that no-one
has ever complained about this, maybe not worth it...