From d785c36b885f2cee8353954b87cf5624d387a769 Mon Sep 17 00:00:00 2001 From: usa Date: Wed, 28 Dec 2016 21:00:45 +0000 Subject: merge revision(s) 57137: [Backport #13043] eval.c: fix circular cause * eval.c (exc_setup_cause): always set cause of cause to get rid of circular references. [ruby-core:78688] [Bug #13043] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@57229 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_exception.rb | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'test') diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb index 3268096463..0e0179fd5f 100644 --- a/test/ruby/test_exception.rb +++ b/test/ruby/test_exception.rb @@ -717,6 +717,26 @@ 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 -- cgit v1.2.3