rust/tests/ui/consts/const-eval-array-len-in-impl.rs
2025-07-10 18:47:20 +05:00

16 lines
309 B
Rust

//! This checks that compiler correctly evaluate constant array lengths within trait `impl` headers.
//!
//! Regression test for <https://github.com/rust-lang/rust/issues/49208>.
trait Foo {
fn foo();
}
impl Foo for [(); 1] {
fn foo() {}
}
fn main() {
<[(); 0] as Foo>::foo() //~ ERROR E0277
}