* eval.c (is_defined): should not dump core for "defined?(())".

* eval.c (umethod_bind): recv can be an instance of descender of
  oklass if oklass is a Module.

* hash.c (rb_hash_equal): check identiry equality first.

* variable.c (mod_av_set): detect constant overriding for built-in
  classes/modules.

* marshal.c (w_object): should retrieve __member__ data from
  non-singleton class.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_6@1706 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/hash.c b/hash.c
index 4a829ab156..31c57fe331 100644
--- a/hash.c
+++ b/hash.c
@@ -800,6 +800,7 @@ rb_hash_equal(hash1, hash2)
 {
     struct equal_data data;
 
+    if (hash1 == hash2) return Qtrue;
     if (TYPE(hash2) != T_HASH) return Qfalse;
     if (RHASH(hash1)->tbl->num_entries != RHASH(hash2)->tbl->num_entries)
 	return Qfalse;