nobu	2012-10-02 16:47:11 +0900 (Tue, 02 Oct 2012)

  New Revision: 37066

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=37066

  Log:
    eval.c: hide internal hash
    
    * eval.c (identity_hash_new): hide internal hashes for refinements.
    * eval.c (rb_mod_refine): no default value.

  Modified files:
    trunk/ChangeLog
    trunk/eval.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 37065)
+++ ChangeLog	(revision 37066)
@@ -1,3 +1,9 @@
+Tue Oct  2 16:47:06 2012  Nobuyoshi Nakada  <nobu@r...>
+
+	* eval.c (identity_hash_new): hide internal hashes for refinements.
+
+	* eval.c (rb_mod_refine): no default value.
+
 Mon Oct  1 22:54:02 2012  Shugo Maeda  <shugo@r...>
 
 	* eval.c (identity_hash_new): new function to create a new identity
Index: eval.c
===================================================================
--- eval.c	(revision 37065)
+++ eval.c	(revision 37066)
@@ -1046,11 +1046,7 @@
     VALUE hash = rb_hash_new();
 
     rb_funcall(hash, rb_intern("compare_by_identity"), 0);
-#if 0
-    /* FIXME: The following code hides hash, but causes "method `default'
-     * called on hidden T_HASH object" error. */
     RBASIC(hash)->klass = 0;
-#endif
     return hash;
 }
 
@@ -1214,7 +1210,7 @@
 	overlaid_modules = identity_hash_new();
 	rb_ivar_set(module, id_overlaid_modules, overlaid_modules);
     }
-    mod = rb_hash_aref(overlaid_modules, klass);
+    mod = rb_hash_lookup(overlaid_modules, klass);
     if (NIL_P(mod)) {
 	mod = rb_module_new();
 	CONST_ID(id_refined_class, "__refined_class__");

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