* iseq.c (insn_operand_intern): remove Qundef related code.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16413 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Wed May 14 12:46:37 2008  Koichi Sasada  <ko1@atdot.net>
+
+	* iseq.c (insn_operand_intern): remove Qundef related code.
+
 Wed May 14 12:42:36 2008  Akinori MUSHA  <knu@iDaemons.org>
 
 	* array.c (rb_ary_count): Override Enumerable#count for better

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;