// Check that projections don't count as constraining type parameters. struct S(T); trait Tr { type Assoc; fn test(); } impl S { //~^ ERROR the type parameter `T` is not constrained fn foo(self, _: T) { T::test(); } } trait Trait1 { type Bar; } trait Trait2<'x> { type Foo; } impl<'a,T: Trait2<'a>> Trait1<>::Foo> for T { //~^ ERROR the lifetime parameter `'a` is not constrained type Bar = &'a (); } fn main() {}