* eval.c (rb_clear_cache_for_undef): clear entries for inherited

  methods.  [ruby-core:26074]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@25359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 20 insertions, 0 deletions

diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb
index aa6d83d68a..221d0256d5 100644
--- a/test/ruby/test_object.rb
+++ b/test/ruby/test_object.rb
@@ -230,6 +230,26 @@ class TestObject < Test::Unit::TestCase
     assert_raise(TypeError) do
       c.instance_eval { remove_method(:foo) }
     end
+
+    c = Class.new do
+      def meth1; "meth" end
+    end
+    d = Class.new(c) do
+      alias meth2 meth1
+    end
+    o1 = c.new
+    assert_respond_to(o1, :meth1)
+    assert_equal("meth", o1.meth1)
+    o2 = d.new
+    assert_respond_to(o2, :meth1)
+    assert_equal("meth", o2.meth1)
+    assert_respond_to(o2, :meth2)
+    assert_equal("meth", o2.meth2)
+    d.class_eval do
+      remove_method :meth2
+    end
+    bug2202 = '[ruby-core:26074]'
+    assert_raise(NoMethodError, bug2202) {o2.meth2}
   end
 
   def test_method_missing