Tracking Issue for const_option_cloned

[mbartlett21]

Feature gate: #![feature(const_option_cloned)]

This is a tracking issue for constifying the Option::cloned functions.

This is only constifying existing apis, not adding new ones

Public API

// core::option

impl<T> Option<&T> {
    const fn cloned(self) -> Option<T>
    where
        T: ~const Clone;
}
impl<T> Option<&mut T> {
    const fn cloned(self) -> Option<T>
    where
        T: ~const Clone;
}

Steps / History

• Implementation: Const Option::cloned #90741
• Final comment period (FCP)
• Stabilization PR

Unresolved Questions

• None yet.

[RalfJung]

This got removed by #110393.