mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-29 18:23:49 +00:00
24 lines
461 B
Rust
24 lines
461 B
Rust
// Issue #5886: a complex instance of issue #2687.
|
|
|
|
trait Iterator<A> {
|
|
fn next(&mut self) -> Option<A>;
|
|
}
|
|
|
|
trait IteratorUtil<A>: Sized
|
|
{
|
|
fn zip<B, U: Iterator<U>>(self, other: U) -> ZipIterator<Self, U>;
|
|
}
|
|
|
|
impl<A, T: Iterator<A>> IteratorUtil<A> for T {
|
|
fn zip<B, U: Iterator<B>>(self, other: U) -> ZipIterator<T, U> {
|
|
//~^ ERROR E0276
|
|
ZipIterator{a: self, b: other}
|
|
}
|
|
}
|
|
|
|
struct ZipIterator<T, U> {
|
|
a: T, b: U
|
|
}
|
|
|
|
fn main() {}
|