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merge(3p/absl): subtree merge of Abseil up to e19260f

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... notably, this includes Abseil's own StatusOr type, which
conflicted with our implementation (that was taken from TensorFlow).

Change-Id: Ie7d6764b64055caaeb8dc7b6b9d066291e6b538f
This commit is contained in:
Vincent Ambo 2020-11-21 14:43:54 +01:00
parent cc27324d02
commit 082c006c04
854 changed files with 11260 additions and 5296 deletions
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2
third_party/abseil_cpp/absl/meta/BUILD.bazel vendored
View file

@ -24,7 +24,7 @@ load(
package(default_visibility = ["//visibility:public"])
licenses(["notice"]) # Apache 2.0
licenses(["notice"])
cc_library(
name = "type_traits",

28
third_party/abseil_cpp/absl/meta/type_traits.h vendored
View file

@ -219,7 +219,7 @@ using void_t = typename type_traits_internal::VoidTImpl<Ts...>::type;
// This metafunction is designed to be a drop-in replacement for the C++17
// `std::conjunction` metafunction.
template <typename... Ts>
struct conjunction;
struct conjunction : std::true_type {};
template <typename T, typename... Ts>
struct conjunction<T, Ts...>
@ -228,9 +228,6 @@ struct conjunction<T, Ts...>
template <typename T>
struct conjunction<T> : T {};
template <>
struct conjunction<> : std::true_type {};
// disjunction
//
// Performs a compile-time logical OR operation on the passed types (which
@ -241,7 +238,7 @@ struct conjunction<> : std::true_type {};
// This metafunction is designed to be a drop-in replacement for the C++17
// `std::disjunction` metafunction.
template <typename... Ts>
struct disjunction;
struct disjunction : std::false_type {};
template <typename T, typename... Ts>
struct disjunction<T, Ts...> :
@ -250,9 +247,6 @@ struct disjunction<T, Ts...> :
template <typename T>
struct disjunction<T> : T {};
template <>
struct disjunction<> : std::false_type {};
// negation
//
// Performs a compile-time logical NOT operation on the passed type (which
@ -616,8 +610,22 @@ using common_type_t = typename std::common_type<T...>::type;
template <typename T>
using underlying_type_t = typename std::underlying_type<T>::type;
template <typename T>
using result_of_t = typename std::result_of<T>::type;
namespace type_traits_internal {
#if __cplusplus >= 201703L
// std::result_of is deprecated (C++17) or removed (C++20)
template<typename> struct result_of;
template<typename F, typename... Args>
struct result_of<F(Args...)> : std::invoke_result<F, Args...> {};
#else
template<typename F> using result_of = std::result_of<F>;
#endif
} // namespace type_traits_internal
template<typename F>
using result_of_t = typename type_traits_internal::result_of<F>::type;
namespace type_traits_internal {
// In MSVC we can't probe std::hash or stdext::hash because it triggers a