rust/tests/ui/issues/issue-14382.rs

// run-pass
#[derive(Debug)]
struct Matrix4<S>(#[allow(unused_tuple_struct_fields)] S);
trait POrd<S> {}

fn translate<S: POrd<S>>(s: S) -> Matrix4<S> { Matrix4(s) }

impl POrd<f32> for f32 {}
impl POrd<f64> for f64 {}

fn main() {
    let x = 1.0;
    let m : Matrix4<f32> = translate(x);
    println!("m: {:?}", m);
}
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`
add test for #14382 closes #14382 2015-07-20 17:31:04 +00:00			`#[derive(Debug)]`
Warn about dead tuple struct fields 2022-07-25 20:36:03 +00:00			`struct Matrix4<S>(#[allow(unused_tuple_struct_fields)] S);`
add test for #14382 closes #14382 2015-07-20 17:31:04 +00:00			`trait POrd<S> {}`

			`fn translate<S: POrd<S>>(s: S) -> Matrix4<S> { Matrix4(s) }`

			`impl POrd<f32> for f32 {}`
			`impl POrd<f64> for f64 {}`

			`fn main() {`
			`let x = 1.0;`
			`let m : Matrix4<f32> = translate(x);`
			`println!("m: {:?}", m);`
			`}`