tree 7e825223bd11c200b60317a41ca0dac41a59cee0
parent 14d00e76a984ed79afc09589c4c49e5deba1cec4
author John MacFarlane <jgm@berkeley.edu> 1436972518 -0700
committer John MacFarlane <jgm@berkeley.edu> 1436972518 -0700

Improved `make_autolink`.

Ensures that title is chunk with empty string rather than NULL,
as with other links.

Avoids "potential memory leak" warning from clang static analyzer
(though I couldn't measure one with valgrind).