[Bug middle-end/120278] [12/13/14/15 Regression] Switch expansion generates extra compares with -fno-jump-tables

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120278

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
If you are using -O0 for production code where performance matters, you're
doing something wrong.