Add support for `const unsafe? extern fn`#64906

Merged

bors merged 3 commits intorust-lang:masterfrom Aaron1011:feature/extern-const-fn

Oct 7, 2019

+301-19

Commits on Oct 2, 2019

Commits on Oct 3, 2019

Revert changes to src/test/ui/reify-intrinsic.stderr
Aaron1011
committed