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22 lines
593 B
C++
22 lines
593 B
C++
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// Copyright (c) 2020-2022 Dr. Colin Hirsch and Daniel Frey
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// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/
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#ifndef TAO_PEGTL_INTERNAL_HAS_UNWIND_HPP
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#define TAO_PEGTL_INTERNAL_HAS_UNWIND_HPP
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#include <utility>
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#include "../config.hpp"
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namespace TAO_PEGTL_NAMESPACE::internal
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{
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template< typename, typename... >
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inline constexpr bool has_unwind = false;
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template< typename C, typename... S >
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inline constexpr bool has_unwind< C, decltype( C::unwind( std::declval< S >()... ) ), S... > = true;
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} // namespace TAO_PEGTL_NAMESPACE::internal
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#endif
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