On 3 August 2018 at 21:23, Chris Kennelly <ckennelly_at_[hidden]> wrote:
> P0722, adopted at Rapperswil, added destroying operator delete. Would it be
> possible to provide a feature test macro for its availability?

..presumably so that you can declare such an operator only if the
macro is defined, so as to
avoid otherwise ill-formed code because std::destroying_delete_t
wouldn't be available?

Makes sense to me.