diff options
Diffstat (limited to 'libcxx/include/__concepts/common_with.h')
| -rw-r--r-- | libcxx/include/__concepts/common_with.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/libcxx/include/__concepts/common_with.h b/libcxx/include/__concepts/common_with.h index 1b5f4da4af9a..569a0ee3b769 100644 --- a/libcxx/include/__concepts/common_with.h +++ b/libcxx/include/__concepts/common_with.h @@ -12,7 +12,10 @@ #include <__concepts/common_reference_with.h> #include <__concepts/same_as.h> #include <__config> -#include <type_traits> +#include <__type_traits/add_lvalue_reference.h> +#include <__type_traits/common_reference.h> +#include <__type_traits/common_type.h> +#include <__utility/declval.h> #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) # pragma GCC system_header @@ -28,8 +31,8 @@ template<class _Tp, class _Up> concept common_with = same_as<common_type_t<_Tp, _Up>, common_type_t<_Up, _Tp>> && requires { - static_cast<common_type_t<_Tp, _Up>>(declval<_Tp>()); - static_cast<common_type_t<_Tp, _Up>>(declval<_Up>()); + static_cast<common_type_t<_Tp, _Up>>(std::declval<_Tp>()); + static_cast<common_type_t<_Tp, _Up>>(std::declval<_Up>()); } && common_reference_with< add_lvalue_reference_t<const _Tp>, |