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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-11-24 11:07:12 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-11-24 11:07:12 +0000 |
commit | dd3b41206e097b7afef73cab683453f52b22d297 (patch) | |
tree | 759cf967b5679014363e84e2b88d01e56563b88f /test/ruby/test_marshal.rb | |
parent | 4632363ea5453593ab6582d3d2793aa5445d5ac4 (diff) | |
download | ruby-dd3b41206e097b7afef73cab683453f52b22d297.tar.gz |
marshal.c: fix infinite recursion
* marshal.c (check_userdump_arg): marshal_dump should not return
an instance of the same class, otherwise it causes infinite
recursion. [ruby-core:78289] [Bug #12974]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56894 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_marshal.rb')
-rw-r--r-- | test/ruby/test_marshal.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb index d21ab66ffd..bc22b5fd3a 100644 --- a/test/ruby/test_marshal.rb +++ b/test/ruby/test_marshal.rb @@ -757,4 +757,16 @@ class TestMarshal < Test::Unit::TestCase end assert_equal(obj, Marshal.load(dump)) end + + class Bug12974 + def marshal_dump + dup + end + end + + def test_marshal_dump_recursion + assert_raise_with_message(RuntimeError, /same class instance/) do + Marshal.dump(Bug12974.new) + end + end end |