compiletest: disable -Aunused for run-pass tests#64078

Merged

bors merged 2 commits intorust-lang:masterfrom

Mark-Simulacrum:compiletest-lint-unused

Sep 9, 2019

Commits on Sep 7, 2019

run-pass tests shouldn't have unused contents
Mark-Simulacrum
committed

Commits on Sep 8, 2019

Update test stderr with results of enabling unused lints
Mark-Simulacrum
committed