Do not expand a derive invocation when derive is not allowed #47013

Merged

bors merged 2 commits intorust-lang:masterfrom topecongiro:issue-46655

Dec 28, 2017

+151-108

Commits on Dec 26, 2017

Do not expand a derive invocation when derive is not allowed
topecongiro
committed

Commits on Dec 28, 2017

Prefer to use attr::contains_name() and attr::find_by_name()
topecongiro
committed