is_index_sequence.h

/*  This file is part of the Vc library. {{{
Copyright © 2015 Matthias Kretz <kretz@kde.org>

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
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      documentation and/or other materials provided with the distribution.
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      names of its contributors may be used to endorse or promote products
      derived from this software without specific prior written permission.

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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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}}}*/

#ifndef VC_IS_INDEX_SEQUENCE_H_
#define VC_IS_INDEX_SEQUENCE_H_

#include "../common/indexsequence.h"

namespace Vc_VERSIONED_NAMESPACE
{
namespace Traits
{

template <typename T> struct is_index_sequence : public std::false_type {};
template <std::size_t... I>
struct is_index_sequence<Vc::index_sequence<I...>> : public std::true_type {};

static_assert(!is_index_sequence<int>::value, "");
static_assert(is_index_sequence<make_index_sequence<2>>::value, "");

}  // namespace Traits
}  // namespace Vc

#endif  // VC_IS_INDEX_SEQUENCE_H_

// vim: foldmethod=marker