fixed some clippy warnings in libcollections#40541

Closed

llogiq wants to merge 3 commits intorust-lang:masterfrom llogiq:clippy-libcollections

+118-125

Commits on Mar 15, 2017

fixed some clippy warnings in libcollections
llogiq
committed

Commits on Mar 19, 2017

Merge branch 'master' into clippy-libcollections
llogiq
committed

Commits on Mar 25, 2017

Merge branch 'master' into clippy-libcollections
llogiq
authored