1 files changed, 4 insertions, 8 deletions
diff --git a/iseq.c b/iseq.c
index 98eaa03c3a..f6f443c21b 100644
--- a/iseq.c
+++ b/iseq.c
@@ -659,15 +659,11 @@ insn_operand_intern(rb_iseq_t *iseq,
       }
       case TS_ID:		/* ID (symbol) */
 	op = ID2SYM(op);
+
       case TS_VALUE:		/* VALUE */
-	if (op == Qundef) {
-	    ret = rb_str_new2("undef");
-	}
-	else {
-	    ret = rb_inspect(op);
-	    if (CLASS_OF(op) == rb_cISeq) {
-		rb_ary_push(child, op);
-	    }
+	ret = rb_inspect(op);
+	if (CLASS_OF(op) == rb_cISeq) {
+	    rb_ary_push(child, op);
 	}
 	break;