diff options
Diffstat (limited to 'gcc/reorg.c')
| -rw-r--r-- | gcc/reorg.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/gcc/reorg.c b/gcc/reorg.c index b1c33f5bf0d..6fc73f1413b 100644 --- a/gcc/reorg.c +++ b/gcc/reorg.c @@ -511,7 +511,8 @@ emit_delay_sequence (insn, list, length) case REG_LABEL: /* Keep the label reference count up to date. */ - LABEL_NUSES (XEXP (note, 0)) ++; + if (GET_CODE (XEXP (note, 0)) == CODE_LABEL) + LABEL_NUSES (XEXP (note, 0)) ++; break; default: @@ -2732,12 +2733,13 @@ fill_slots_from_thread (insn, condition, thread, opposite_thread, likely, temporarily increment the use count on any referenced label lest it be deleted by delete_related_insns. */ note = find_reg_note (trial, REG_LABEL, 0); - if (note) + /* REG_LABEL could be NOTE_INSN_DELETED_LABEL too. */ + if (note && GET_CODE (XEXP (note, 0)) == CODE_LABEL) LABEL_NUSES (XEXP (note, 0))++; delete_related_insns (trial); - if (note) + if (note && GET_CODE (XEXP (note, 0)) == CODE_LABEL) LABEL_NUSES (XEXP (note, 0))--; } else |