Auto merge of #2224 - alexcrichton:rustc-dev, r=brson
authorbors <bors@rust-lang.org>
Fri, 18 Dec 2015 18:57:51 +0000 (18:57 +0000)
committerbors <bors@rust-lang.org>
Fri, 18 Dec 2015 18:57:51 +0000 (18:57 +0000)
This should allow compiling the specified target in the various profiles that
are available to it, e.g. bench or test in addition to the standard
dev.

Closes #2120


Trivial merge