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diff --git a/src/third_party/boost-1.56.0/boost/spirit/home/classic/core/primitives/numerics.hpp b/src/third_party/boost-1.56.0/boost/spirit/home/classic/core/primitives/numerics.hpp
deleted file mode 100644
index 20ea0911a16..00000000000
--- a/src/third_party/boost-1.56.0/boost/spirit/home/classic/core/primitives/numerics.hpp
+++ /dev/null
@@ -1,289 +0,0 @@
-/*=============================================================================
- Copyright (c) 1998-2003 Joel de Guzman
- Copyright (c) 2001-2003 Hartmut Kaiser
- http://spirit.sourceforge.net/
-
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-=============================================================================*/
-#ifndef BOOST_SPIRIT_NUMERICS_HPP
-#define BOOST_SPIRIT_NUMERICS_HPP
-
-#include <boost/config.hpp>
-#include <boost/spirit/home/classic/namespace.hpp>
-#include <boost/spirit/home/classic/core/parser.hpp>
-#include <boost/spirit/home/classic/core/composite/directives.hpp>
-
-#include <boost/spirit/home/classic/core/primitives/numerics_fwd.hpp>
-#include <boost/spirit/home/classic/core/primitives/impl/numerics.ipp>
-
-namespace boost { namespace spirit {
-
-BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // uint_parser class
- //
- ///////////////////////////////////////////////////////////////////////////
- template <
- typename T,
- int Radix,
- unsigned MinDigits,
- int MaxDigits
- >
- struct uint_parser : parser<uint_parser<T, Radix, MinDigits, MaxDigits> >
- {
- typedef uint_parser<T, Radix, MinDigits, MaxDigits> self_t;
-
- template <typename ScannerT>
- struct result
- {
- typedef typename match_result<ScannerT, T>::type type;
- };
-
- template <typename ScannerT>
- typename parser_result<self_t, ScannerT>::type
- parse(ScannerT const& scan) const
- {
- typedef impl::uint_parser_impl<T, Radix, MinDigits, MaxDigits> impl_t;
- typedef typename parser_result<impl_t, ScannerT>::type result_t;
- return impl::contiguous_parser_parse<result_t>(impl_t(), scan, scan);
- }
- };
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // int_parser class
- //
- ///////////////////////////////////////////////////////////////////////////
- template <
- typename T,
- int Radix,
- unsigned MinDigits,
- int MaxDigits
- >
- struct int_parser : parser<int_parser<T, Radix, MinDigits, MaxDigits> >
- {
- typedef int_parser<T, Radix, MinDigits, MaxDigits> self_t;
-
- template <typename ScannerT>
- struct result
- {
- typedef typename match_result<ScannerT, T>::type type;
- };
-
- template <typename ScannerT>
- typename parser_result<self_t, ScannerT>::type
- parse(ScannerT const& scan) const
- {
- typedef impl::int_parser_impl<T, Radix, MinDigits, MaxDigits> impl_t;
- typedef typename parser_result<impl_t, ScannerT>::type result_t;
- return impl::contiguous_parser_parse<result_t>(impl_t(), scan, scan);
- }
- };
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // uint_parser/int_parser instantiations
- //
- ///////////////////////////////////////////////////////////////////////////
- int_parser<int> const
- int_p = int_parser<int>();
-
- uint_parser<unsigned> const
- uint_p = uint_parser<unsigned>();
-
- uint_parser<unsigned, 2> const
- bin_p = uint_parser<unsigned, 2>();
-
- uint_parser<unsigned, 8> const
- oct_p = uint_parser<unsigned, 8>();
-
- uint_parser<unsigned, 16> const
- hex_p = uint_parser<unsigned, 16>();
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // sign_parser class
- //
- ///////////////////////////////////////////////////////////////////////////
- namespace impl
- {
- // Utility to extract the prefix sign ('-' | '+')
- template <typename ScannerT>
- bool extract_sign(ScannerT const& scan, std::size_t& count);
- }
-
- struct sign_parser : public parser<sign_parser>
- {
- typedef sign_parser self_t;
-
- template <typename ScannerT>
- struct result
- {
- typedef typename match_result<ScannerT, bool>::type type;
- };
-
- sign_parser() {}
-
- template <typename ScannerT>
- typename parser_result<self_t, ScannerT>::type
- parse(ScannerT const& scan) const
- {
- if (!scan.at_end())
- {
- std::size_t length;
- typename ScannerT::iterator_t save(scan.first);
- bool neg = impl::extract_sign(scan, length);
- if (length)
- return scan.create_match(1, neg, save, scan.first);
- }
- return scan.no_match();
- }
- };
-
- sign_parser const sign_p = sign_parser();
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // default real number policies
- //
- ///////////////////////////////////////////////////////////////////////////
- template <typename T>
- struct ureal_parser_policies
- {
- // trailing dot policy suggested suggested by Gustavo Guerra
- BOOST_STATIC_CONSTANT(bool, allow_leading_dot = true);
- BOOST_STATIC_CONSTANT(bool, allow_trailing_dot = true);
- BOOST_STATIC_CONSTANT(bool, expect_dot = false);
-
- typedef uint_parser<T, 10, 1, -1> uint_parser_t;
- typedef int_parser<T, 10, 1, -1> int_parser_t;
-
- template <typename ScannerT>
- static typename match_result<ScannerT, nil_t>::type
- parse_sign(ScannerT& scan)
- {
- return scan.no_match();
- }
-
- template <typename ScannerT>
- static typename parser_result<uint_parser_t, ScannerT>::type
- parse_n(ScannerT& scan)
- {
- return uint_parser_t().parse(scan);
- }
-
- template <typename ScannerT>
- static typename parser_result<chlit<>, ScannerT>::type
- parse_dot(ScannerT& scan)
- {
- return ch_p('.').parse(scan);
- }
-
- template <typename ScannerT>
- static typename parser_result<uint_parser_t, ScannerT>::type
- parse_frac_n(ScannerT& scan)
- {
- return uint_parser_t().parse(scan);
- }
-
- template <typename ScannerT>
- static typename parser_result<chlit<>, ScannerT>::type
- parse_exp(ScannerT& scan)
- {
- return as_lower_d['e'].parse(scan);
- }
-
- template <typename ScannerT>
- static typename parser_result<int_parser_t, ScannerT>::type
- parse_exp_n(ScannerT& scan)
- {
- return int_parser_t().parse(scan);
- }
- };
-
- template <typename T>
- struct real_parser_policies : public ureal_parser_policies<T>
- {
- template <typename ScannerT>
- static typename parser_result<sign_parser, ScannerT>::type
- parse_sign(ScannerT& scan)
- {
- return sign_p.parse(scan);
- }
- };
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // real_parser class
- //
- ///////////////////////////////////////////////////////////////////////////
- template <
- typename T,
- typename RealPoliciesT
- >
- struct real_parser
- : public parser<real_parser<T, RealPoliciesT> >
- {
- typedef real_parser<T, RealPoliciesT> self_t;
-
- template <typename ScannerT>
- struct result
- {
- typedef typename match_result<ScannerT, T>::type type;
- };
-
- real_parser() {}
-
- template <typename ScannerT>
- typename parser_result<self_t, ScannerT>::type
- parse(ScannerT const& scan) const
- {
- typedef typename parser_result<self_t, ScannerT>::type result_t;
- return impl::real_parser_impl<result_t, T, RealPoliciesT>::parse(scan);
- }
- };
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // real_parser instantiations
- //
- ///////////////////////////////////////////////////////////////////////////
- real_parser<double, ureal_parser_policies<double> > const
- ureal_p = real_parser<double, ureal_parser_policies<double> >();
-
- real_parser<double, real_parser_policies<double> > const
- real_p = real_parser<double, real_parser_policies<double> >();
-
- ///////////////////////////////////////////////////////////////////////////
- //
- // strict reals (do not allow plain integers (no decimal point))
- //
- ///////////////////////////////////////////////////////////////////////////
- template <typename T>
- struct strict_ureal_parser_policies : public ureal_parser_policies<T>
- {
- BOOST_STATIC_CONSTANT(bool, expect_dot = true);
- };
-
- template <typename T>
- struct strict_real_parser_policies : public real_parser_policies<T>
- {
- BOOST_STATIC_CONSTANT(bool, expect_dot = true);
- };
-
- real_parser<double, strict_ureal_parser_policies<double> > const
- strict_ureal_p
- = real_parser<double, strict_ureal_parser_policies<double> >();
-
- real_parser<double, strict_real_parser_policies<double> > const
- strict_real_p
- = real_parser<double, strict_real_parser_policies<double> >();
-
-BOOST_SPIRIT_CLASSIC_NAMESPACE_END
-
-}} // namespace BOOST_SPIRIT_CLASSIC_NS
-
-#endif