rust/tests/ui/variance-iterators-in-libcore.rs
2023-01-11 09:32:08 +00:00

11 lines
244 B
Rust

// run-pass
#![allow(dead_code)]
use std::iter::{Fuse, Zip};
fn fuse_covariant<'a, I>(iter: Fuse<&'static I>) -> Fuse<&'a I> { iter }
fn zip_covariant<'a, A, B>(iter: Zip<&'static A, &'static B>) -> Zip<&'a A, &'a B> { iter }
fn main() { }