https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97715
--- Comment #14 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Jakub Jelinek from comment #11) > I think you should do: > --- gcc/function.c 2020-10-31 17:41:19.756740009 +0100 > +++ gcc/function.c 2020-11-04 17:02:51.199298173 +0100 > @@ -5871,6 +5871,8 @@ gen_call_used_regs_seq (rtx_insn *ret, u > continue; > if (fixed_regs[regno]) > continue; > + if (!TEST_HARD_REG_BIT (accessible_reg_set, regno)) > + continue; > if (REGNO_REG_SET_P (live_out, regno)) > continue; > if (only_gpr These should never be live, otherwise reg allocator is faulty.
