Function extern_spec_T_A_Clone_Rc_T_A_clone 

pub fn extern_spec_T_A_Clone_Rc_T_A_clone<T: ?Sized, A: Allocator + Clone>(
    self_: &Rc<T, A>,
) -> Rc<T, A>

extern spec for Rc<T, A>::clone

This is not a real function: its only use is for documentation.

terminates

ghost

ensures

result == *self