https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54116
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Last reconfirmed| |2021-08-07 Status|UNCONFIRMED |WAITING --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- GCC, clang and ICC all optimize it this way. Do you have a testcase that causes a performance of increased register pressure?