tvl-depot/absl/base/internal/atomic_hook_test_helper.h
Abseil Team 25597bdfc1 Export of internal Abseil changes
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3e60f355db5afd7a864591d81a6c383b6c0a0780 by Samuel Benzaquen <sbenza@google.com>:

Internal change

PiperOrigin-RevId: 272531442

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6d189240b8cebe3a390c730de491156d03049229 by Andy Getzendanner <durandal@google.com>:

Fix AtomicHook init-order fiasco under MSVC 2019.

On this platform, constexpr static init sometimes happens after dynamic init =/.  When it does, we should not zero hook_ (overwriting the value written there by dynamic init); instead we should leave it alone.  This works even when constexpr static init goes first since all uses of AtomicHook should have static storage duration and be zero-initialized.

https://developercommunity.visualstudio.com/content/problem/336946/class-with-constexpr-constructor-not-using-static.html

PiperOrigin-RevId: 272525226

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d01b14fc06bc75b41c51976ed32e7c304ea1aab7 by Abseil Team <absl-team@google.com>:

exclude emscripten from running tests involving long doubles

PiperOrigin-RevId: 272497628
GitOrigin-RevId: 3e60f355db5afd7a864591d81a6c383b6c0a0780
Change-Id: I3c8a8f5acaf7652a06ef40cf028ef5d2e142f81b
2019-10-03 12:32:02 -04:00

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// Copyright 2017 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
//
// https://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_BASE_ATOMIC_HOOK_TEST_HELPER_H_
#define ABSL_BASE_ATOMIC_HOOK_TEST_HELPER_H_
#include "absl/base/internal/atomic_hook.h"
namespace absl {
namespace atomic_hook_internal {
using VoidF = void (*)();
extern absl::base_internal::AtomicHook<VoidF> func;
extern int default_func_calls;
void DefaultFunc();
void RegisterFunc(VoidF func);
} // namespace atomic_hook_internal
} // namespace absl
#endif // ABSL_BASE_ATOMIC_HOOK_TEST_HELPER_H_