[Bug c++/113835] [13/14/15 Regression] compiling std::vector with const size in C++20 is slow

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113835

--- Comment #10 from Jason Merrill <jason at gcc dot gnu.org> ---
(In reply to Jason Merrill from comment #9)
> Removing the maybe_constant_init from expand_default_init speeds up the
> testcase by more than 10x, but also regresses a bunch of testcases, so it's
> not that simple.

Yeah, the speedup was from never trying to do constant evaluation at all;
properly doing it in store_init_value instead provides no improvement.