Auto merge of #4439 - ishitatsuyuki:bench-cleanup, r=matklad
authorbors <bors@rust-lang.org>
Sun, 27 Aug 2017 07:41:33 +0000 (07:41 +0000)
committerbors <bors@rust-lang.org>
Sun, 27 Aug 2017 07:41:33 +0000 (07:41 +0000)
commit3d3f2c05d742e5f907e951aa8849b03f0bc1a895
treefbdebe23820de3e09e1fa4586bd5af76f4fa029a
parent7847f75bb6fc4fee6f511ca740bbe6872c08502b
parent000a079b52015e5edf2c1c537a435f6a9fc963db
Auto merge of #4439 - ishitatsuyuki:bench-cleanup, r=matklad

Gate extern crates for bench tests

I tried my best to skim through the `extern crate` statements, and I hope this will unblock the unused extern crates PR.