From 018b4db1d73ec8238e6dc4b17fd9e1fd7468d0ed Mon Sep 17 00:00:00 2001
From: Abseil Team <absl-team@google.com>
Date: Wed, 9 Jan 2019 09:55:36 -0800
Subject: Export of internal Abseil changes. --
 fd86c60bac6c41f1629ce1ab7dc1c8edff398a59 by Alex Strelnikov
 <strel@google.com>:

Import PR: https://github.com/abseil/abseil-cpp/pull/243
Fix Windows ARM64 intrinsic use.

PiperOrigin-RevId: 228535649

--
a0ca663f606a3b31493683e405be2b1cff450894 by CJ Johnson <johnsoncj@google.com>:

Fixes issue of mixed signedness comparison

PiperOrigin-RevId: 228535623

--
d71aaa1705d7303b43fe02088fe07b153e647796 by Shaindel Schwartz <shaindel@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 228534365

--
c1b49d361aa880198e071f93997724bddbcd4760 by Samuel Benzaquen <sbenza@google.com>:

Internal cleanup

PiperOrigin-RevId: 228406627

--
0c4b1c2bed107698e209055b3431771d7a1bdba1 by Dave Walker <dawalker@google.com>:

Add comments about the purpose of container_internal::slot_type.

PiperOrigin-RevId: 228264537

--
060aa6077d2f3a0a129149e0644d19f2f521b241 by Abseil Team <absl-team@google.com>:

#include <cmath> in hashtablez_sampler.cc

Expected to fix the android build.

PiperOrigin-RevId: 228222550
GitOrigin-RevId: fd86c60bac6c41f1629ce1ab7dc1c8edff398a59
Change-Id: I26339fd4548c1a81b037cb52c26910d1bd850ea8
---
 absl/container/internal/common.h | 48 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 absl/container/internal/common.h

(limited to 'absl/container/internal/common.h')

diff --git a/absl/container/internal/common.h b/absl/container/internal/common.h
new file mode 100644
index 00000000..a6dc9103
--- /dev/null
+++ b/absl/container/internal/common.h
@@ -0,0 +1,48 @@
+// Copyright 2018 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef ABSL_CONTAINER_INTERNAL_CONTAINER_H_
+#define ABSL_CONTAINER_INTERNAL_CONTAINER_H_
+
+#include <type_traits>
+
+#include "absl/meta/type_traits.h"
+
+namespace absl {
+namespace container_internal {
+
+template <class, class = void>
+struct IsTransparent : std::false_type {};
+template <class T>
+struct IsTransparent<T, absl::void_t<typename T::is_transparent>>
+    : std::true_type {};
+
+template <bool is_transparent>
+struct KeyArg {
+  // Transparent. Forward `K`.
+  template <typename K, typename key_type>
+  using type = K;
+};
+
+template <>
+struct KeyArg<false> {
+  // Not transparent. Always use `key_type`.
+  template <typename K, typename key_type>
+  using type = key_type;
+};
+
+}  // namespace container_internal
+}   // namespace absl
+
+#endif  // ABSL_CONTAINER_INTERNAL_CONTAINER_H_
-- 
cgit v1.2.3