2 commits

Author	SHA1	Message	Date
Felix S. Klock II	aaefa947ac	Bring back old fallback semantics: Without feature(never_type), fallback to (), not !. ... Note that this commit, since it is trying to be minimal in order to ease backporting to the beta and release channels, does *not* include the old future-proofing warnings that we used to have associated with such fallback to `()`; see discussion at this comment: https://github.com/rust-lang/rust/issues/49691#issuecomment-381266730	2018-04-20 18:09:59 +02:00
Andrew Cann	5b32211e62	Add note about fallback to !: !Trait error	2018-03-14 12:44:52 +08:00