rust/tests/ui/codemap_tests/empty_span.rs

#![feature(negative_impls)]
fn main() {
    struct Foo;

    impl !Sync for Foo {}

    unsafe impl Send for &'static Foo { } //~ ERROR cross-crate traits with a default impl
}
introduce `negative_impls` feature gate and document They used to be covered by `optin_builtin_traits` but negative impls are now applicable to all traits, not just auto traits. This also adds docs in the unstable book for the current state of auto traits. 2020-01-09 10:56:38 +00:00			`#![feature(negative_impls)]`
Add fix for tabs. Move error unit tests->ui tests 2016-07-13 21:53:42 +00:00			`fn main() {`
			`struct Foo;`

			`impl !Sync for Foo {}`

Merge cfail and ui tests into ui tests 2017-11-20 12:13:27 +00:00			`unsafe impl Send for &'static Foo { } //~ ERROR cross-crate traits with a default impl`
Add fix for tabs. Move error unit tests->ui tests 2016-07-13 21:53:42 +00:00			`}`