diff options
Diffstat (limited to 'absl/types/internal/variant.h')
| -rw-r--r-- | absl/types/internal/variant.h | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/absl/types/internal/variant.h b/absl/types/internal/variant.h index eff4fefed409..477e5895ed73 100644 --- a/absl/types/internal/variant.h +++ b/absl/types/internal/variant.h @@ -15,6 +15,7 @@ // Implementation details of absl/types/variant.h, pulled into a // separate file to avoid cluttering the top of the API header with // implementation details. +// #ifndef ABSL_TYPES_variant_internal_H_ #define ABSL_TYPES_variant_internal_H_ @@ -1234,23 +1235,29 @@ using VariantCopyBase = absl::conditional_t< // Base that is dependent on whether or not the move-assign can be trivial. template <class... T> using VariantMoveAssignBase = absl::conditional_t< - absl::disjunction<absl::conjunction<absl::is_move_assignable<Union<T...>>, - std::is_move_constructible<Union<T...>>, - std::is_destructible<Union<T...>>>, - absl::negation<absl::conjunction< - std::is_move_constructible<T>..., - absl::is_move_assignable<T>...>>>::value, + absl::disjunction< + absl::conjunction<absl::is_move_assignable<Union<T...>>, + std::is_move_constructible<Union<T...>>, + std::is_destructible<Union<T...>>>, + absl::negation<absl::conjunction<std::is_move_constructible<T>..., + // Note: We're not qualifying this with + // absl:: because it doesn't compile + // under MSVC. + is_move_assignable<T>...>>>::value, VariantCopyBase<T...>, VariantMoveAssignBaseNontrivial<T...>>; // Base that is dependent on whether or not the copy-assign can be trivial. template <class... T> using VariantCopyAssignBase = absl::conditional_t< - absl::disjunction<absl::conjunction<absl::is_copy_assignable<Union<T...>>, - std::is_copy_constructible<Union<T...>>, - std::is_destructible<Union<T...>>>, - absl::negation<absl::conjunction< - std::is_copy_constructible<T>..., - absl::is_copy_assignable<T>...>>>::value, + absl::disjunction< + absl::conjunction<absl::is_copy_assignable<Union<T...>>, + std::is_copy_constructible<Union<T...>>, + std::is_destructible<Union<T...>>>, + absl::negation<absl::conjunction<std::is_copy_constructible<T>..., + // Note: We're not qualifying this with + // absl:: because it doesn't compile + // under MSVC. + is_copy_assignable<T>...>>>::value, VariantMoveAssignBase<T...>, VariantCopyAssignBaseNontrivial<T...>>; template <class... T> |