[mir-opt] Introduce a new flag to enable experimental/unsound mir opts#76899

Merged

bors merged 2 commits intorust-lang:masterfrom wesleywiser:experimental_unsound_mir_opts_flag

Sep 28, 2020

+263-216

Commits on Sep 27, 2020

[mir-opt] Introduce a new flag to enable experimental/unsound mir opts
wesleywiser
committed
Remove unnecessary -Zunsound-mir-opts uses in tests
wesleywiser
committed