nobu	2009-09-29 13:49:00 +0900 (Tue, 29 Sep 2009)

  New Revision: 25148

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=25148

  Log:
    * vm_method.c (rb_method_definition_eq): non-null definition is
      not equal to null definition.

  Modified files:
    trunk/ChangeLog
    trunk/vm_method.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 25147)
+++ ChangeLog	(revision 25148)
@@ -1,5 +1,8 @@
-Tue Sep 29 13:37:50 2009  Nobuyoshi Nakada  <nobu@r...>
+Tue Sep 29 13:48:58 2009  Nobuyoshi Nakada  <nobu@r...>
 
+	* vm_method.c (rb_method_definition_eq): non-null definition is
+	  not equal to null definition.
+
 	* vm_method.c (rb_add_method_def): nothing to do if old method had
 	  same definition.  [ruby-dev:39397]
 
Index: vm_method.c
===================================================================
--- vm_method.c	(revision 25147)
+++ vm_method.c	(revision 25148)
@@ -799,9 +799,8 @@
 static int
 rb_method_definition_eq(const rb_method_definition_t *d1, const rb_method_definition_t *d2)
 {
-    if (!d1) {
-	return !d2;
-    }
+    if (d1 == d2) return 1;
+    if (!d1 || !d2) return 0;
     if (d1->type != d2->type) {
 	return 0;
     }

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