When you change this to true, you may need to add more tests.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* test/-ext-/string/test_nofree.rb (test_no_memory_leak): remove
limit and make the interation longer.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50843 b2dd03c8-39d4-4d8f-98ff-823fe69b080e