On Thu, Jan 5, 2023 at 4:56 PM Frederick Virchanza Gotham via Std-Proposals
<std-proposals_at_[hidden]> wrote:

> The following should be allowed:
>
> struct A {
> int Func(void) final { return 5; }
> };
>
> in order to prevent the following from compiling:
>
> struct B : A {
> int Func(void) { return 6; }
> };
>

No.

There's no legitimate reason to restrict what the author of B can make one
of its non-virtual functions do. As such, there should not be a
language-level mechanism for it.


>
> However it's currently not permissible to mark a non-virtual member
> function as 'final'.
>
> Can we change this?
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>

-- 
*Brian Bi*