[Bug libstdc++/120397] std::uninitialized_value_construct cannot create arrays of non-trivially destructible types

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120397

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
      ~_UninitDestroyGuard()
      {
        if (__builtin_expect(_M_cur != 0, 0))
          std::_Destroy(_M_first, *_M_cur);
      }

If we handle arrays here then it doesn't impact other uses of std::_Destroy