On Mon, 15 Sep 2025, Jonathan Wakely wrote:

> The _GLIBCXX_MAKE_MOVE_ITERATOR macro is needed for code that needs to
> compile as C++98, where it just produces the original iterator. In
> std::uninitialized_move and std::uninitialized_move_n we can just call
> std::make_move_iterator directly.
> 
> libstdc++-v3/ChangeLog:
> 
>       * include/bits/stl_uninitialized.h (uninitialized_move)
>       (uninitialized_move_n): Replace _GLIBCXX_MAKE_MOVE_ITERATOR with
>       std::make_move_iterator.

LGTM

> ---
> 
> Testing now on powerpc64le-linux.
> 
>  libstdc++-v3/include/bits/stl_uninitialized.h | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/libstdc++-v3/include/bits/stl_uninitialized.h 
> b/libstdc++-v3/include/bits/stl_uninitialized.h
> index 351c3a17457f..0398b65fa140 100644
> --- a/libstdc++-v3/include/bits/stl_uninitialized.h
> +++ b/libstdc++-v3/include/bits/stl_uninitialized.h
> @@ -1265,9 +1265,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
>      uninitialized_move(_InputIterator __first, _InputIterator __last,
>                      _ForwardIterator __result)
>      {
> -      return std::uninitialized_copy
> -     (_GLIBCXX_MAKE_MOVE_ITERATOR(__first),
> -      _GLIBCXX_MAKE_MOVE_ITERATOR(__last), __result);
> +      return std::uninitialized_copy(std::make_move_iterator(__first),
> +                                  std::make_move_iterator(__last),
> +                                  __result);
>      }
>  
>    /**
> @@ -1284,9 +1284,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
>      uninitialized_move_n(_InputIterator __first, _Size __count,
>                        _ForwardIterator __result)
>      {
> -      auto __res = std::__uninitialized_copy_n_pair
> -     (_GLIBCXX_MAKE_MOVE_ITERATOR(__first),
> -      __count, __result);
> +      auto __res
> +     = std::__uninitialized_copy_n_pair(std::make_move_iterator(__first),
> +                                        __count, __result);
>        return {__res.first.base(), __res.second};
>      }
>  #endif // __glibcxx_raw_memory_algorithms
> -- 
> 2.51.0
> 
> 

Reply via email to