mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 07:14:28 +00:00
55559d93e7
If a const is expected, resolve a const. If a type is expected, resolve a type. Don't try to resolve a type first falling back to consts.
20 lines
579 B
Rust
20 lines
579 B
Rust
// We used to say "ambiguous associated type" on ambiguous associated consts.
|
|
// Ensure that we now use the correct label.
|
|
|
|
#![feature(associated_const_equality)]
|
|
|
|
trait Trait0: Parent0<i32> + Parent0<u32> {}
|
|
trait Parent0<T> { const K: (); }
|
|
|
|
fn take0(_: impl Trait0<K = { () }>) {}
|
|
//~^ ERROR ambiguous associated constant `K` in bounds of `Trait0`
|
|
|
|
trait Trait1: Parent1 + Parent2 {}
|
|
trait Parent1 { const C: i32; }
|
|
trait Parent2 { const C: &'static str; }
|
|
|
|
fn take1(_: impl Trait1<C = "?">) {}
|
|
//~^ ERROR ambiguous associated constant `C` in bounds of `Trait1`
|
|
|
|
fn main() {}
|