rust/tests/ui/issues/issue-37109.rs

// run-pass
trait ToRef<'a> {
    type Ref: 'a;
}

impl<'a, U: 'a> ToRef<'a> for U {
    type Ref = &'a U;
}

fn example<'a, T>(value: &'a T) -> (<T as ToRef<'a>>::Ref, u32) {
    (value, 0)
}

fn main() {
    example(&0);
}
Add `// run-pass` annotations to all the tests under `ui/run-pass/`. (I may have accidentally added it to some auxilliary crates as well; my emacs-macro-based methodology was pretty crude.) 2018-08-30 12:18:55 +00:00			`// run-pass`
normalize tuple pair types 2016-10-12 10:10:39 +00:00			`trait ToRef<'a> {`
			`type Ref: 'a;`
			`}`

			`impl<'a, U: 'a> ToRef<'a> for U {`
			`type Ref = &'a U;`
			`}`

			`fn example<'a, T>(value: &'a T) -> (<T as ToRef<'a>>::Ref, u32) {`
			`(value, 0)`
			`}`

			`fn main() {`
			`example(&0);`
			`}`