[Bug libstdc++/121790] [C++23] Implement P3235R3, std::print more types faster with less memory

[tkaminsk at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121790

--- Comment #1 from Tomasz Kamiński <tkaminsk at gcc dot gnu.org> ---
https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2024/p3107r5.html

Also the initial paper.