[v3 PATCH] Implement LWG 2769, Redundant const in the return type of any_cast(const any&).

[Jonathan Wakely]

On 15/12/16 22:33 +0200, Ville Voutilainen wrote:
>@@ -499,9 +501,10 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
>     {
>       static_assert(any::__is_valid_cast<_ValueType>(),
> 	  "Template argument must be a reference or CopyConstructible type");
>-      auto __p = any_cast<remove_reference_t<_ValueType>>(&__any);
>+      using _Up = remove_cv_t<remove_reference_t<_ValueType>>;

This typedef is unused and should be removed.

OK with that change, thanks.