https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101939
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |missed-optimization, ra --- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- So basically, in one case the register allocator is doing the spilling and in the other the case, it is on the stack already and just reading/writing from there.