Patrick Walton dcbf4ec2a1 librustc: Put #[unsafe_destructor] behind a feature gate.
Closes #8142.

This is not the semantics we want long-term. You can continue to use
`#[unsafe_destructor]`, but you'll need to add
`#![feature(unsafe_destructor)]` to the crate attributes.

[breaking-change]
2014-06-20 14:24:31 -07:00
..
2014-03-17 09:53:06 +02:00
2014-03-17 09:53:06 +02:00
2014-06-15 23:30:24 -07:00
2014-06-14 10:45:37 -07:00