#![allow(dead_code)]
#![feature(const_trait_impl)]
#![feature(const_default)]
#![feature(derive_const)]

mod issue15493 {
    #[derive(Copy, Clone)]
    #[repr(transparent)]
    #[derive_const(Default)]
    struct Foo(u64);

    

    #[derive(Copy, Clone)]
    #[derive_const(Default)]
    enum Bar {
        #[default]
        A,
        B,
    }

    
}

fn main() {}