diff options
Diffstat (limited to 'src/test/ui/type-alias-impl-trait/nested-tait-inference3.rs')
-rw-r--r-- | src/test/ui/type-alias-impl-trait/nested-tait-inference3.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/nested-tait-inference3.rs b/src/test/ui/type-alias-impl-trait/nested-tait-inference3.rs new file mode 100644 index 000000000..ebf3a99bb --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/nested-tait-inference3.rs @@ -0,0 +1,17 @@ +#![feature(type_alias_impl_trait)] +#![allow(dead_code)] + +use std::fmt::Debug; + +type FooX = impl Debug; + +trait Foo<A> { } + +impl Foo<FooX> for () { } +//~^ cannot implement trait on type alias impl trait + +fn foo() -> impl Foo<FooX> { + () +} + +fn main() { } |