mirror of https://github.com/rust-lang/rust
27 lines
600 B
Rust
27 lines
600 B
Rust
// Regression test for #39618, shouldn't crash.
|
|
// FIXME(JohnTitor): Centril pointed out this looks suspicions, we should revisit here.
|
|
// More context: https://github.com/rust-lang/rust/pull/69192#discussion_r379846796
|
|
|
|
#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
|
|
|
|
trait Foo {
|
|
fn foo(&self);
|
|
}
|
|
|
|
trait Bar {
|
|
fn bar(&self);
|
|
}
|
|
|
|
impl<T> Bar for T where T: Foo {
|
|
fn bar(&self) {}
|
|
}
|
|
|
|
impl<T> Foo for T where T: Bar {
|
|
//~^ ERROR cycle detected when computing whether impls specialize one another
|
|
fn foo(&self) {}
|
|
}
|
|
|
|
impl Foo for u64 {}
|
|
|
|
fn main() {}
|