https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93943
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |missed-optimization, ra Target| |x86_64-*-* CC| |uros at gcc dot gnu.org, | |vmakarov at gcc dot gnu.org --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- To me it looks like IRA allocated memory for r83 here for whatever reason. Well, for a cost reason: a3(r83,l1) costs: SSE_REGS:19800,19800 MEM:11880,11880 not sure why though?