path: root/absl/types/optional.cc

// 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
//
//      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.

#include "absl/types/optional.h"

#ifndef ABSL_HAVE_STD_OPTIONAL
namespace absl {

nullopt_t::init_t nullopt_t::init;
extern const nullopt_t nullopt{nullopt_t::init};

}  // namespace absl
#endif  // ABSL_HAVE_STD_OPTIONAL