https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121993
--- Comment #2 from Filip Kastl <pheeck at gcc dot gnu.org> --- Created attachment 62431 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62431&action=edit spec config file to reproduce the slowdown with (In reply to cuilili from comment #1) > I don't have znver2 machine, so we tried to reproduce the 519 regression on > znver3 machine using the "-O2 -flto" options (both with and without the > commit). The results showed that the generated binaries were identical. > Could you please help confirm this ?Thanks. That's strange. I'm definitely getting different binaries when I build 519.lbm_r with r16-3485 and r16-3484. Here's the SPEC config that I use.
