rust/tests/ui/const-generics/inhabited-assoc-ty-ice-2.rs

22 lines
403 B
Rust

// run-pass
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
// This tests that the inhabited check doesn't cause
// ICEs by trying to evaluate `T::ASSOC` with an incorrect `ParamEnv`.
trait Foo {
const ASSOC: usize = 1;
}
#[allow(dead_code)]
struct Iced<T: Foo>(T, [(); T::ASSOC])
where
[(); T::ASSOC]: ;
impl Foo for u32 {}
fn main() {
let _iced: Iced<u32> = return;
}