diff --git a/src/test/ui/traits/impl_trait_as_trait_return_position.rs b/src/test/ui/traits/impl_trait_as_trait_return_position.rs new file mode 100644 index 0000000000000..c3325fd80ca0c --- /dev/null +++ b/src/test/ui/traits/impl_trait_as_trait_return_position.rs @@ -0,0 +1,17 @@ +// check-pass + +trait A { + type Foo; +} + +impl A for T { + type Foo = (); +} + +fn foo() -> impl std::borrow::Borrow<::Foo> { + () +} + +fn main() { + foo(); +}