// Test that we are special casing "outlives" for opaque types. // // The return type of a closure is not required to outlive the closure. As such // the following code would not compile if we used a standard outlives check // when checking the return type, because the return type of the closure would // be `&ReEmpty i32`, and we don't allow `ReEmpty` to occur in the concrete // type used for an opaque type. // // However, opaque types are special cased to include check all regions in the // concrete type against the bound, which forces the return type to be // `&'static i32` here. //@ build-pass (FIXME(62277): could be check-pass?) fn make_identity() -> impl Sized { |x: &'static i32| x } fn make_identity_static() -> impl Sized + 'static { |x: &'static i32| x } fn main() {}