forked from boostorg/unordered
179 lines
9.4 KiB
C++
179 lines
9.4 KiB
C++
// Copyright 2023 Joaquin M Lopez Munoz
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <boost/config.hpp>
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#include <boost/unordered/detail/foa/takes_arg_as_const_reference.hpp>
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#include <boost/core/lightweight_test.hpp>
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using boost::unordered::detail::foa::takes_arg_as_const_reference;
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using f1 = void ( const int& );
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void function2( const int& ) noexcept;
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using f2 = decltype(function2);
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using f3 = void ( const int&, char* );
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using f4 = void ( const int&, ... );
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using f5 = void ( int& );
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void function6( int& ) noexcept;
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using f6 = decltype(function6);
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using f7 = void ( int&, char* );
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using f8 = void ( int&, ... );
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struct f9 { void operator()( const int& ); };
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struct f10 { void operator()( const int& ) const; };
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struct f11 { void operator()( const int& ) volatile; };
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struct f12 { void operator()( const int& ) const volatile; };
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struct f13 { void operator()( const int& )&; };
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struct f14 { void operator()( const int& ) const&; };
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struct f15 { void operator()( const int& ) volatile&; };
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struct f16 { void operator()( const int& ) const volatile&; };
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struct f17 { void operator()( const int& )&&; };
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struct f18 { void operator()( const int& ) const&&; };
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struct f19 { void operator()( const int& ) volatile&&; };
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struct f20 { void operator()( const int& ) const volatile&&; };
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struct f21 { void operator()( const int& ) noexcept; };
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struct f22 { void operator()( const int& ) const noexcept; };
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struct f23 { void operator()( const int&, int=0 ); };
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struct f24 { void operator()( const int&, ... ) noexcept; };
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struct f25 { void operator()( int& ); };
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struct f26 { void operator()( int& ) const; };
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struct f27 { void operator()( int& ) volatile; };
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struct f28 { void operator()( int& ) const volatile; };
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struct f29 { void operator()( int& )&; };
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struct f30 { void operator()( int& ) const&; };
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struct f31 { void operator()( int& ) volatile&; };
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struct f32 { void operator()( int& ) const volatile&; };
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struct f33 { void operator()( int& )&&; };
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struct f34 { void operator()( int& ) const&&; };
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struct f35 { void operator()( int& ) volatile&&; };
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struct f36 { void operator()( int& ) const volatile&&; };
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struct f37 { void operator()( int& ) noexcept; };
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struct f38 { void operator()( int& ) const noexcept; };
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struct f39 { void operator()( int&, int=0 ); };
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struct f40 { void operator()( int&, ... ) noexcept; };
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struct f41 { template<typename Arg> void operator()( const Arg& ); };
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struct f42 { template<typename Arg> void operator()( const Arg& ) const; };
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struct f43 { template<typename Arg> void operator()( const Arg& ) const noexcept; };
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struct f44 { template<typename Arg> void operator()( Arg& ); };
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struct f45 { template<typename Arg> void operator()( Arg& ) const; };
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struct f46 { template<typename Arg> void operator()( Arg& ) const noexcept; };
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struct f47 { template<typename Arg> void operator()( Arg ); };
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struct f48 { template<typename Arg> void operator()( Arg ) const; };
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struct f49 { template<typename Arg> void operator()( Arg ) const noexcept; };
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struct f50
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{
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void operator()( const int& );
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void operator()( char* );
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};
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struct f51 // expected false negative
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{
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void operator()( const int& );
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template<typename Arg> void operator()( Arg& );
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};
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using f52=int; // detection doesn't crash even if requirements violated
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int main()
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{
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auto lambda53 = []( const int& ){};
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using f53=decltype(lambda53);
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int retrieved=0;
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auto lambda54 = [&]( const int& x ) mutable { retrieved = x; };
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using f54=decltype(lambda54);
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auto lambda55 = []( int& x ){ x = 0; };
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using f55=decltype(lambda55);
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auto lambda56 = [&]( int& x ) mutable { retrieved = x; x = 0; };
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using f56=decltype(lambda56);
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#if !defined(BOOST_NO_CXX14_GENERIC_LAMBDAS)
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auto lambda57 = []( const auto& ){};
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using f57=decltype(lambda57);
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auto lambda58 = [&]( const auto& x ) mutable { retrieved = x; };
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using f58=decltype(lambda58);
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auto lambda59 = []( auto& x ){ x = 0; };
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using f59=decltype(lambda59);
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auto lambda60 = [&]( auto& x ) mutable { retrieved = x; x = 0; };
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using f60=decltype(lambda60);
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#endif
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BOOST_TEST(( takes_arg_as_const_reference<f1, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f2, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f3, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f4, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f5, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f6, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f7, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f8, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f1*, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f2*, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f3*, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f4*, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f5*, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f6*, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f7*, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f8*, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f1&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f2&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f3&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f4&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f5&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f6&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f7&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f8&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f9, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f10, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f11, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f12, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f13&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f14&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f15&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f16&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f17&&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f18&&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f19&&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f20&&, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f21, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f22, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f23, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f24, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f25, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f26, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f27, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f28, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f29&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f30&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f31&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f32&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f33&&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f34&&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f35&&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f36&&, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f37, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f38, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f39, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f40, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f41, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f42, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f43, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f44, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f45, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f46, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f47, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f48, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f49, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f50, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f51, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f52, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f53, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f54, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f55, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f56, int>::value ));
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#if !defined(BOOST_NO_CXX14_GENERIC_LAMBDAS)
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BOOST_TEST(( takes_arg_as_const_reference<f57, int>::value ));
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BOOST_TEST(( takes_arg_as_const_reference<f58, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f59, int>::value ));
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BOOST_TEST(( !takes_arg_as_const_reference<f60, int>::value ));
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#endif
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return boost::report_errors();
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}
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