rust/tests/ui/rust-2021/array-into-iter-ambiguous.f...

28 lines
572 B
Rust

// See https://github.com/rust-lang/rust/issues/88475
//@ run-rustfix
//@ edition:2018
//@ check-pass
#![warn(array_into_iter)]
#![allow(unused)]
struct FooIter;
trait MyIntoIter {
fn into_iter(self) -> FooIter;
}
impl<T, const N: usize> MyIntoIter for [T; N] {
fn into_iter(self) -> FooIter {
FooIter
}
}
struct Point;
pub fn main() {
let points: [Point; 1] = [Point];
let y = MyIntoIter::into_iter(points);
//~^ WARNING trait method `into_iter` will become ambiguous in Rust 2021
//~| WARNING this changes meaning in Rust 2021
}