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// build-pass (FIXME(62277): could be check-pass?)
#![deny(unused)]
trait Trt {}
pub struct Str {}
impl Trt for Str {}
macro_rules! check_impl {
($struct:ident,$trait:ident) => {
const _ : () = {
use std::marker::PhantomData;
struct ImplementsTrait<T: $trait>(PhantomData<T>);
let _ = ImplementsTrait::<$struct>(PhantomData);
()
};
}
}
const _ : () = ();
const _ : i32 = 42;
const _ : Str = Str{};
check_impl!(Str, Trt);
check_impl!(Str, Trt);
fn main() {
check_impl!(Str, Trt);
check_impl!(Str, Trt);
}
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