From b93479b8d9b8f0f95844d8e53ad954445177af00 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 16 Nov 2004 04:55:14 +0000
Subject: * string.c (str_mod_check): frozen check should be separated.  
 [ruby-core:3742]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7280 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 class.c | 30 ++++++++++++++----------------
 1 file changed, 14 insertions(+), 16 deletions(-)

(limited to 'class.c')

diff --git a/class.c b/class.c
index 0601d54aff..7fdfac8813 100644
--- a/class.c
+++ b/class.c
@@ -34,17 +34,28 @@ rb_class_boot(super)
     return (VALUE)klass;
 }
 
+void
+rb_check_inheritable(super)
+    VALUE super;
+{
+    if (TYPE(super) != T_CLASS) {
+	rb_raise(rb_eTypeError, "superclass must be a Class (%s given)",
+		 rb_obj_classname(super));
+    }
+    if (RBASIC(super)->flags & FL_SINGLETON) {
+	rb_raise(rb_eTypeError, "can't make subclass of singleton class");
+    }
+}
+
 VALUE
 rb_class_new(super)
     VALUE super;
 {
     Check_Type(super, T_CLASS);
+    rb_check_inheritable(super);
     if (super == rb_cClass) {
 	rb_raise(rb_eTypeError, "can't make subclass of Class");
     }
-    if (FL_TEST(super, FL_SINGLETON)) {
-	rb_raise(rb_eTypeError, "can't make subclass of virtual class");
-    }
     return rb_class_boot(super);
 }
 
@@ -182,19 +193,6 @@ rb_define_class_id(id, super)
     return klass;
 }
 
-void
-rb_check_inheritable(super)
-    VALUE super;
-{
-    if (TYPE(super) != T_CLASS) {
-	rb_raise(rb_eTypeError, "superclass must be a Class (%s given)",
-		 rb_obj_classname(super));
-    }
-    if (RBASIC(super)->flags & FL_SINGLETON) {
-	rb_raise(rb_eTypeError, "can't make subclass of virtual class");
-    }
-}
-
 VALUE
 rb_class_inherited(super, klass)
     VALUE super, klass;
-- 
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