[Bug libstdc++/112925] Optimize std::string construction from std::istreambuf_iterator

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112925

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #0)
> Something like this would improve performance considerably.

Three times faster to read a 100M file, on xfs, btrfs, and tmpfs.