https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78633
Kazumoto Kojima <kkojima at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |olegendo at gcc dot gnu.org --- Comment #1 from Kazumoto Kojima <kkojima at gcc dot gnu.org> --- Here is a trial patch diff --git a/config/sh/sh.md b/config/sh/sh.md index c6956a0..c83bf08 100644 --- a/config/sh/sh.md +++ b/config/sh/sh.md @@ -858,7 +858,8 @@ operands of the tstsi_t insn, which is generally the case. */ if (dump_file) fprintf (dump_file, "cmpeqsi_t: replacing with tstsi_t\n"); - emit_insn (gen_tstsi_t (XEXP (op.set_src, 0), XEXP (op.set_src, 1))); + emit_insn (gen_tstsi_t (copy_rtx (XEXP (op.set_src, 0)), + XEXP (op.set_src, 1))); DONE; } Oleg, could you take a look at the issue? Although the patch fixes the ICE, I'm not sure if it's OK and enough.