Rollup of 15 pull requests#73470

Closed

RalfJung wants to merge 44 commits intorust-lang:masterfrom

RalfJung:rollup-x8bimse

Commits on May 26, 2020

Add tests for 'impl Default for [T; N]'
MikailBag
committed

Commits on May 28, 2020

Skip leak test on targets without panic=unwind
MikailBag
committed

Commits on Jun 4, 2020

Only highlight results via mouseover if mouse has moved
carols10cents
committed

Commits on Jun 8, 2020

Ensure std benchmarks get tested.
ehuss
committed

Commits on Jun 13, 2020

Clean up some weird command strings
GuillaumeGomez
committed

Commits on Jun 14, 2020

Add rust features to print target features
aszenz
authored

Commits on Jun 18, 2020