[Bug c++/89850] long compile times with -fsanitize=undefined and -Wduplicated-branches

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89850

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Dup of 82952?