gcc.compile.c++ bin/gcc-5.4.0/debug/source/test.o
In file included from /usr/include/c++/5/bits/hashtable.h:35:0,
                 from /usr/include/c++/5/unordered_map:47,
                 from source/test.cpp:11:
/usr/include/c++/5/bits/hashtable_policy.h: In instantiation of ‘struct std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash>’:
/usr/include/c++/5/type_traits:137:12:   required from ‘struct std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> >’
/usr/include/c++/5/type_traits:148:38:   required from ‘struct std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
/usr/include/c++/5/bits/unordered_map.h:100:66:   required from ‘class std::unordered_map<boost::recursive_variant_, boost::recursive_variant_, hessian::hash, std::equal_to<boost::recursive_variant_>, std::allocator<std::pair<const boost::recursive_variant_, boost::recursive_variant_> > >’
source/test.cpp:104:46:   required from here
/usr/include/c++/5/bits/hashtable_policy.h:85:34: error: no match for call to ‘(const hessian::hash) (const boost::recursive_variant_&)’
  noexcept(declval<const _Hash&>()(declval<const _Key&>()))>
                                  ^
source/test.cpp:59:9: note: candidate: size_t hessian::hash::operator()(const value_t&) const
  size_t operator()(const value_t& value) const noexcept;
         ^
source/test.cpp:59:9: note:   no known conversion for argument 1 from ‘const boost::recursive_variant_’ to ‘const value_t& {aka const boost::variant<boost::detail::variant::recursive_flag<boost::blank>, bool, int, long int, double, boost::posix_time::ptime, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<unsigned char, std::char_traits<unsigned char>, std::allocator<unsigned char> >, std::vector<boost::recursive_variant_, std::allocator<boost::recursive_variant_> >, std::unordered_map<boost::recursive_variant_, boost::recursive_variant_, hessian::hash, std::equal_to<boost::recursive_variant_>, std::allocator<std::pair<const boost::recursive_variant_, boost::recursive_variant_> > >, std::unordered_map<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, boost::recursive_variant_, std::hash<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::equal_to<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<const std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, boost::recursive_variant_> > > >&}’
In file included from /usr/include/c++/5/bits/move.h:57:0,
                 from /usr/include/c++/5/bits/stl_pair.h:59,
                 from /usr/include/c++/5/bits/stl_algobase.h:64,
                 from /usr/include/c++/5/bits/char_traits.h:39,
                 from /usr/include/c++/5/string:40,
                 from source/test.cpp:9:
/usr/include/c++/5/type_traits: In instantiation of ‘struct std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’:
/usr/include/c++/5/bits/unordered_map.h:100:66:   required from ‘class std::unordered_map<boost::recursive_variant_, boost::recursive_variant_, hessian::hash, std::equal_to<boost::recursive_variant_>, std::allocator<std::pair<const boost::recursive_variant_, boost::recursive_variant_> > >’
source/test.cpp:104:46:   required from here
/usr/include/c++/5/type_traits:148:38: error: ‘value’ is not a member of ‘std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> >’
     : public integral_constant<bool, !_Pp::value>
                                      ^
In file included from /usr/include/c++/5/unordered_map:48:0,
                 from source/test.cpp:11:
/usr/include/c++/5/bits/unordered_map.h: In instantiation of ‘class std::unordered_map<boost::recursive_variant_, boost::recursive_variant_, hessian::hash, std::equal_to<boost::recursive_variant_>, std::allocator<std::pair<const boost::recursive_variant_, boost::recursive_variant_> > >’:
source/test.cpp:104:46:   required from here
/usr/include/c++/5/bits/unordered_map.h:100:66: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef __umap_hashtable<_Key, _Tp, _Hash, _Pred, _Alloc>  _Hashtable;
                                                                  ^
/usr/include/c++/5/bits/unordered_map.h:107:45: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::key_type key_type;
                                             ^
/usr/include/c++/5/bits/unordered_map.h:108:47: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::value_type value_type;
                                               ^
/usr/include/c++/5/bits/unordered_map.h:109:48: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::mapped_type mapped_type;
                                                ^
/usr/include/c++/5/bits/unordered_map.h:110:43: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::hasher hasher;
                                           ^
/usr/include/c++/5/bits/unordered_map.h:111:46: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::key_equal key_equal;
                                              ^
/usr/include/c++/5/bits/unordered_map.h:112:51: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::allocator_type allocator_type;
                                                   ^
/usr/include/c++/5/bits/unordered_map.h:117:45: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::pointer  pointer;
                                             ^
/usr/include/c++/5/bits/unordered_map.h:118:50: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::const_pointer const_pointer;
                                                  ^
/usr/include/c++/5/bits/unordered_map.h:119:47: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::reference  reference;
                                               ^
/usr/include/c++/5/bits/unordered_map.h:120:52: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::const_reference const_reference;
                                                    ^
/usr/include/c++/5/bits/unordered_map.h:121:46: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::iterator  iterator;
                                              ^
/usr/include/c++/5/bits/unordered_map.h:122:51: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::const_iterator const_iterator;
                                                   ^
/usr/include/c++/5/bits/unordered_map.h:123:51: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::local_iterator local_iterator;
                                                   ^
/usr/include/c++/5/bits/unordered_map.h:124:57: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::const_local_iterator const_local_iterator;
                                                         ^
/usr/include/c++/5/bits/unordered_map.h:125:47: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::size_type  size_type;
                                               ^
/usr/include/c++/5/bits/unordered_map.h:126:52: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       typedef typename _Hashtable::difference_type difference_type;
                                                    ^
/usr/include/c++/5/bits/unordered_map.h:280:7: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       operator=(initializer_list<value_type> __l)
       ^
/usr/include/c++/5/bits/unordered_map.h:379:2: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
  emplace(_Args&&... __args)
  ^
/usr/include/c++/5/bits/unordered_map.h:432:7: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       insert(const value_type& __x)
       ^
/usr/include/c++/5/bits/unordered_map.h:439:2: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
  insert(_Pair&& __x)
  ^
/usr/include/c++/5/bits/unordered_map.h:499:7: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       insert(initializer_list<value_type> __l)
       ^
/usr/include/c++/5/bits/unordered_map.h:645:7: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       equal_range(const key_type& __x)
       ^
/usr/include/c++/5/bits/unordered_map.h:649:7: error: ‘value’ is not a member of ‘std::__not_<std::__and_<std::__is_fast_hash<hessian::hash>, std::__detail::__is_noexcept_hash<boost::recursive_variant_, hessian::hash> > >’
       equal_range(const key_type& __x) const
       ^

    "g++"  -ftemplate-depth-128 -march=native -std=c++14 -ftemplate-depth=256 -O0 -fno-inline -Wall -g -fPIC -std=c++14 -DBOOST_ALL_DYN_LINK  -I"/home/mike/Downloads/boost_1_62_0" -I"include" -c -o "bin/gcc-5.4.0/debug/source/test.o" "source/test.cpp"

...failed gcc.compile.c++ bin/gcc-5.4.0/debug/source/test.o...