https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81766
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Sadly:
--- gcc/config/i386/i386.c.jj 2017-08-07 18:50:10.000000000 +0200
+++ gcc/config/i386/i386.c 2017-08-08 14:33:06.462836529 +0200
@@ -8846,6 +8846,10 @@ ix86_init_large_pic_reg (unsigned int tm
emit_insn (gen_set_got_offset_rex64 (tmp_reg, label));
emit_insn (ix86_gen_add3 (pic_offset_table_rtx,
pic_offset_table_rtx, tmp_reg));
+ const char *name = LABEL_NAME (label);
+ PUT_CODE (label, NOTE);
+ NOTE_KIND (label) = NOTE_INSN_DELETED_LABEL;
+ NOTE_DELETED_LABEL_NAME (label) = name;
}
/* Create and initialize PIC register if required. */
doesn't work, because cselib is unhappy to see NOTE_INSN_DELETED_LABEL
referenced in an insn.
