* eval.c (rb_eval): copy on write for argument local variable

  assignment.

* eval.c (assign): ditto.

* eval.c (rb_call0): update ruby_frame->argv with the default
  value used for the optional arguments.

* object.c (Init_Object): "===" calls rb_obj_equal() directly.
  [ruby-list:39937]


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@6703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/object.c b/object.c
index c3554b38f..85241f907 100644
--- a/object.c
+++ b/object.c
@@ -2611,6 +2611,7 @@ Init_Object()
     rb_define_method(rb_cSymbol, "to_s", sym_to_s, 0);
     rb_define_method(rb_cSymbol, "id2name", sym_to_s, 0);
     rb_define_method(rb_cSymbol, "to_sym", sym_to_sym, 0);
+    rb_define_method(rb_cSymbol, "===", rb_obj_equal, 1); 
 
     rb_define_method(rb_cModule, "freeze", rb_mod_freeze, 0);
     rb_define_method(rb_cModule, "===", rb_mod_eqq, 1);