Vc
1.1.0
SIMD Vector Classes for C++
has_equality_operator.h
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/* This file is part of the Vc library. {{{
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Copyright © 2014 Matthias Kretz <kretz@kde.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the names of contributing organizations nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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}}}*/
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#ifndef VC_TRAITS_HAS_EQUALITY_OPERATOR_H_
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#define VC_TRAITS_HAS_EQUALITY_OPERATOR_H_
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namespace
has_equality_operator_impl
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{
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template
<
typename
T,
typename
U,
typename
= decltype(std::declval<T>() == std::declval<U>())> std::true_type test(
int
);
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template
<
typename
T,
typename
U> std::false_type test(...);
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}
// namespace has_equality_operator_impl
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template
<
typename
T,
typename
U = T>
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struct
has_equality_operator :
public
decltype(has_equality_operator_impl::test<T, U>(1))
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{
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};
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#endif // VC_TRAITS_HAS_EQUALITY_OPERATOR_H_
has_equality_operator_impl
Definition:
has_equality_operator.h:32
traits
has_equality_operator.h
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