From 3e557a979ecc2c9a43ffa3bbdb8fc2a6c5cfca61 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 6 Mar 2015 01:31:03 +0000
Subject: vm_eval.c: next super class from the original

* vm_eval.c (vm_call_super): search next super class from the
  original class, to get rid of infinite recursion with
  prepending.  a patch by Seiei Higa <hanachin AT gmail.com> at
  [ruby-core:68434].  [ruby-core:68093] [Bug #10847]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49867 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_module.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_module.rb b/test/ruby/test_module.rb
index d014e8cb05..f1ca0b7cc1 100644
--- a/test/ruby/test_module.rb
+++ b/test/ruby/test_module.rb
@@ -1748,6 +1748,17 @@ class TestModule < Test::Unit::TestCase
     assert_equal([m, c2, m, c1], c2.ancestors[0, 4], "should accesisble prepended module in superclass")
   end
 
+  def test_prepend_call_super
+    assert_separately([], <<-'end;') #do
+      bug10847 = '[ruby-core:68093] [Bug #10847]'
+      module M; end
+      Float.prepend M
+      assert_nothing_raised(SystemStackError, bug10847) do
+        0.3.numerator
+      end
+    end;
+  end
+
   def test_class_variables
     m = Module.new
     m.class_variable_set(:@@foo, 1)
-- 
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