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36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include <new>
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namespace arrow {
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namespace internal {
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#if __cplusplus >= 201703L
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using std::launder;
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#else
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template <class T>
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constexpr T* launder(T* p) noexcept {
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return p;
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}
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#endif
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} // namespace internal
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} // namespace arrow
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