Commit ca1e1cde8693b16907efe19b2b9ea9d61dbf3129 Parent 715d1a5921a4e3e10220d466c4ee2c1261d28c1e Author John MacFarlane <jgm@berkeley.edu> Date Wed, 5 Nov 2014 10:12:46 -0800 Made cmark_free_nodes non-recursive. See #187.