| /* |
| * Copyright 2016 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "api/optional.h" |
| |
| namespace rtc { |
| namespace optional_internal { |
| |
| #if RTC_HAS_ASAN |
| |
| const void* FunctionThatDoesNothingImpl(const void* x) { |
| return x; |
| } |
| |
| #endif |
| |
| struct NulloptArg { |
| constexpr NulloptArg() {} |
| }; |
| |
| static NulloptArg nullopt_arg; |
| |
| } // namespace optional_internal |
| |
| const nullopt_t nullopt(rtc::optional_internal::nullopt_arg); |
| |
| } // namespace rtc |