tree 8db1f191d81b5faefbcd4e036ec143bf723fe065
parent 9e3b69791289e2a02ee57270890f9406bab4bab0
author Mitchell Hashimoto <mitchell.hashimoto@gmail.com> 1375913961 -0700
committer Mitchell Hashimoto <mitchell.hashimoto@gmail.com> 1375913961 -0700

more clear document on weak conversions