Auto merge of #2365 - japaric:env-gt-config, r=alexcrichton
authorbors <bors@rust-lang.org>
Fri, 12 Feb 2016 23:03:56 +0000 (23:03 +0000)
committerbors <bors@rust-lang.org>
Fri, 12 Feb 2016 23:03:56 +0000 (23:03 +0000)
commit24ab9e9ea1010864502b003694eef1d07e1c2a92
treea333bf78003c63fdb2ba0ff87ae4f1b4875632b5
parent2e267ece7b9e3d52661a81f8cf21c8c127fd1f17
parent256d9dd2019926f43ff3efb375b323b7e8cb51f8
Auto merge of #2365 - japaric:env-gt-config, r=alexcrichton

This patches fixes the precedence in these cases:

- CARGO_TARGET_ROOT is now preferred over build.target-dir
- RUSTC is now preferred over build.rustc
- RUSTDOC is now preferred over build.rustdoc

r? @alexcrichton