Remove aligned_storage and aligned_union since C++23

Fixes boostorg#519.
ecatmur · Aug 1, 2023 · 6989b09 · 6989b09
1 parent d3634a3
commit 6989b09
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diff --git a/include/boost/hana/traits.hpp b/include/boost/hana/traits.hpp
@@ -165,6 +165,7 @@ namespace boost { namespace hana { namespace traits {
     BOOST_HANA_INLINE_VARIABLE constexpr auto remove_all_extents = metafunction<std::remove_all_extents>;
 
     // Miscellaneous transformations
+#if __cplusplus < 202302L
     BOOST_HANA_INLINE_VARIABLE constexpr struct aligned_storage_t {
         template <typename Len, typename Align>
         constexpr auto operator()(Len const&, Align const&) const {
@@ -190,6 +191,7 @@ namespace boost { namespace hana { namespace traits {
             return hana::type_c<Result>;
         }
     } aligned_union{};
+#endif
 
     BOOST_HANA_INLINE_VARIABLE constexpr auto decay = metafunction<std::decay>;
     // enable_if

diff --git a/test/type/traits.cpp b/test/type/traits.cpp
@@ -141,9 +141,11 @@ int main() {
     hana::traits::remove_all_extents(s);
 
     // Miscellaneous transformations
+#if __cplusplus < 202302L
     hana::traits::aligned_storage(hana::size_c<1>);
     hana::traits::aligned_storage(hana::size_c<1>, hana::size_c<1>);
     hana::traits::aligned_union(hana::size_c<0>, s);
+#endif
     hana::traits::decay(s);
 
     hana::traits::common_type(s, s);