[Bug libstdc++/92546] [10/11 Regression] Large increase in preprocessed file sizes in C++2a mode

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92546

--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> ---
r11-4269 and r11-4270 made a bit difference on trunk.