diff options
Diffstat (limited to 'src/test/ui/type-alias-impl-trait/generic_underconstrained.rs')
-rw-r--r-- | src/test/ui/type-alias-impl-trait/generic_underconstrained.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs b/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs new file mode 100644 index 000000000..d87a25aad --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/generic_underconstrained.rs @@ -0,0 +1,12 @@ +#![feature(type_alias_impl_trait)] + +fn main() {} + +trait Trait {} +type Underconstrained<T: Trait> = impl Send; + +// no `Trait` bound +fn underconstrain<T>(_: T) -> Underconstrained<T> { + //~^ ERROR the trait bound `T: Trait` + unimplemented!() +} |