[Bug rtl-optimization/119291] [12/13/14/15 regression] wrong code at -O{2,3} on x86_64-linux-gnu

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119291

--- Comment #15 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Seems reg_used_between_p is already called in various spots in combine.cc.