merge revision(s) 50430,50440: [Backport #11117]

	* vm_eval.c (rb_method_call_status): undefined refined method is
	  not callable unless using.  [ruby-core:69064] [Bug #11117]

	* vm_eval.c (rb_method_call_status): resolve refined method entry
	  to check if undefined.  [ruby-core:69064] [Bug #11117]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@51119 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 27 insertions, 0 deletions

diff --git a/test/ruby/test_refinement.rb b/test/ruby/test_refinement.rb
index 4ed0423abd..b116dbbf62 100644
--- a/test/ruby/test_refinement.rb
+++ b/test/ruby/test_refinement.rb
@@ -1399,6 +1399,33 @@ class TestRefinement < Test::Unit::TestCase
     INPUT
   end
 
+  def test_check_funcall_undefined
+    bug11117 = '[ruby-core:69064] [Bug #11117]'
+
+    x = Class.new
+    Module.new do
+      refine x do
+        def to_regexp
+          //
+        end
+      end
+    end
+
+    assert_nothing_raised(NoMethodError, bug11117) {
+      assert_nil(Regexp.try_convert(x.new))
+    }
+  end
+
+  def test_funcall_inherited
+    bug11117 = '[ruby-core:69064] [Bug #11117]'
+
+    Module.new {refine(Dir) {def to_s; end}}
+    x = Class.new(Dir).allocate
+    assert_nothing_raised(NoMethodError, bug11117) {
+      x.inspect
+    }
+  end
+
   private
 
   def eval_using(mod, s)