https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103897
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |missed-optimization Severity|normal |enhancement --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- The zeroing is a known issue which I suspect is going to be resolved during the next stage 1, there is a few other bugs referencing the reason why we do the zeroing of registers.