diff options
Diffstat (limited to 'src/common/parent_of_member.h')
| -rw-r--r-- | src/common/parent_of_member.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/common/parent_of_member.h b/src/common/parent_of_member.h index d9a14529d..e0f8ab5c8 100644 --- a/src/common/parent_of_member.h +++ b/src/common/parent_of_member.h @@ -133,27 +133,27 @@ template <auto MemberPtr> using GetMemberType = typename GetMemberPointerTraits<decltype(MemberPtr)>::Member; template <auto MemberPtr, typename RealParentType = GetParentType<MemberPtr>> -static inline std::ptrdiff_t OffsetOf = [] { +constexpr std::ptrdiff_t OffsetOf() { using DeducedParentType = GetParentType<MemberPtr>; using MemberType = GetMemberType<MemberPtr>; static_assert(std::is_base_of<DeducedParentType, RealParentType>::value || std::is_same<RealParentType, DeducedParentType>::value); return OffsetOfCalculator<RealParentType, MemberType>::OffsetOf(MemberPtr); -}(); +}; } // namespace impl template <auto MemberPtr, typename RealParentType = impl::GetParentType<MemberPtr>> constexpr RealParentType& GetParentReference(impl::GetMemberType<MemberPtr>* member) { - std::ptrdiff_t Offset = impl::OffsetOf<MemberPtr, RealParentType>; + std::ptrdiff_t Offset = impl::OffsetOf<MemberPtr, RealParentType>(); return *static_cast<RealParentType*>( static_cast<void*>(static_cast<uint8_t*>(static_cast<void*>(member)) - Offset)); } template <auto MemberPtr, typename RealParentType = impl::GetParentType<MemberPtr>> constexpr RealParentType const& GetParentReference(impl::GetMemberType<MemberPtr> const* member) { - std::ptrdiff_t Offset = impl::OffsetOf<MemberPtr, RealParentType>; + std::ptrdiff_t Offset = impl::OffsetOf<MemberPtr, RealParentType>(); return *static_cast<const RealParentType*>(static_cast<const void*>( static_cast<const uint8_t*>(static_cast<const void*>(member)) - Offset)); } |