Auto merge of #4295 - xftroxgpx:use_full_path_in_warning_for_issue4293, r=matklad
authorbors <bors@rust-lang.org>
Tue, 18 Jul 2017 14:09:10 +0000 (14:09 +0000)
committerbors <bors@rust-lang.org>
Tue, 18 Jul 2017 14:09:10 +0000 (14:09 +0000)
Fixes #4293

locally tested with:
`cargo test legacy_ many_crate_types_old_style_lib_location`


Trivial merge