Revert r57229 and finally giving up backporting [Bug #13043]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@57263 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 20 deletions

diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 0e0179fd5f..3268096463 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -717,26 +717,6 @@ end.join
     assert_equal({}, e.arg, bug)
   end
 
-  def test_circular_cause
-    bug13043 = '[ruby-core:78688] [Bug #13043]'
-    begin
-      begin
-        raise "error 1"
-      ensure
-        orig_error = $!
-        begin
-          raise "error 2"
-        rescue => err
-          raise orig_error
-        end
-      end
-    rescue => x
-    end
-    assert_equal(orig_error, x)
-    assert_equal(orig_error, err.cause)
-    assert_nil(orig_error.cause, bug13043)
-  end
-
   def test_anonymous_message
     assert_in_out_err([], "raise Class.new(RuntimeError), 'foo'", [], /foo\n/)
   end