diff options
Diffstat (limited to 'absl/types/variant.h')
| -rw-r--r-- | absl/types/variant.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/absl/types/variant.h b/absl/types/variant.h index 5837a1be..55017ae1 100644 --- a/absl/types/variant.h +++ b/absl/types/variant.h @@ -445,9 +445,11 @@ constexpr bool operator!=(monostate, monostate) noexcept { return false; } //------------------------------------------------------------------------------ template <typename T0, typename... Tn> class variant<T0, Tn...> : private variant_internal::VariantBase<T0, Tn...> { + // Intentionally not qualifing `negation` with `absl::` to work around a bug + // in MSVC 2015 with inline namespace and variadic template. static_assert(absl::conjunction<std::is_object<T0>, std::is_object<Tn>..., - absl::negation<std::is_array<T0>>, - absl::negation<std::is_array<Tn>>..., + negation<std::is_array<T0> >, + negation<std::is_array<Tn> >..., std::is_nothrow_destructible<T0>, std::is_nothrow_destructible<Tn>...>::value, "Attempted to instantiate a variant with an unsupported type."); |