PR middle-end/6096, middle-end/6098, middle-end/6099

	PR middle-end/6096, middle-end/6098, middle-end/6099
	* reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
	CODE_LABELs.
	(fill_slots_from_thread): Likewise.

From-SVN: r51668

gcc/ChangeLog

 2002-03-31  Jakub Jelinek  <jakub@redhat.com>
 
+	PR middle-end/6096, middle-end/6098, middle-end/6099
+	* reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
+	CODE_LABELs.
+	(fill_slots_from_thread): Likewise.
+
+2002-03-31  Jakub Jelinek  <jakub@redhat.com>
+
 	* config/sparc/sparc.c (function_arg_record_value_1): Pass complex
 	floating fields in float regs.
 	(function_arg_record_value_2): Likewise.

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