id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc 12006,Compile error on Windows of boost/functional/hash/extensions.hpp,kilian.kilger@…,Daniel James,"I use STLport 4.5.0 and Visual Studio 2013. I get the following compiler error: {{{ base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::complex<_Tp> &)' : could not deduce template argument for 'const _STL::complex<_Tp> &' from 'const wchar_t' boost/functional/hash/extensions.hpp(64) : see declaration of 'boost::hash_value' boost/functional/hash/extensions.hpp(261) : while compiling class template member function 'size_t boost::hash::operator ()(const T &) const' with [ T=wchar_t ] boost/functional/hash/hash.hpp(313) : see reference to function template instantiation 'size_t boost::hash::operator ()(const T &) const' being compiled with [ T=wchar_t ] boost/functional/hash/hash.hpp(312) : see reference to class template instantiation 'boost::hash' being compiled with [ T=wchar_t ] boost\boost/functional/hash/hash.hpp(327) : see reference to function template instantiation 'void boost::hash_combine(size_t &,const T &)' being compiled with [ T=wchar_t ] boost/functional/hash/hash.hpp(386) : see reference to function template instantiation 'size_t boost::hash_range(It,It)' being compiled with [ It=const wchar_t * ] boost/functional/hash/hash.hpp(458) : see reference to function template instantiation 'size_t boost::hash_value>(const _STL::basic_string,_STL::allocator> &)' being compiled base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::multimap<_Key,_Tp,_Compare,_Alloc> &)' : could not deduce template argument for 'const _STL::multimap<_Key,_Tp,_Compare,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(61) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::map<_Key,_Tp,_Compare,_Alloc> &)' : could not deduce template argument for 'const _STL::map<_Key,_Tp,_Compare,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(59) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::multiset<_Key,_Compare,_Alloc> &)' : could not deduce template argument for 'const _STL::multiset<_Key,_Compare,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(57) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::set<_Key,_Compare,_Alloc> &)' : could not deduce template argument for 'const _STL::set<_Key,_Compare,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(55) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::deque<_Tp,_Alloc> &)' : could not deduce template argument for 'const _STL::deque<_Tp,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(53) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::list<_Tp,_Alloc> &)' : could not deduce template argument for 'const _STL::list<_Tp,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(51) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::vector<_Tp,_Alloc> &)' : could not deduce template argument for 'const _STL::vector<_Tp,_Alloc> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(49) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::pair<_T1,_T2> &)' : could not deduce template argument for 'const _STL::pair<_T1,_T2> &' from 'const wchar_t' boost\boost/functional/hash/extensions.hpp(47) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2893: Failed to specialize function template 'boost::hash_detail::float_numbers::type boost::hash_value(T)' With the following template arguments: 'T=wchar_t' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const _STL::basic_string,A> &)' : could not deduce template argument for 'const _STL::basic_string,A> &' from 'const wchar_t' boost\boost/functional/hash/hash.hpp(154) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(T (&)[N])' : could not deduce template argument for 'T (&)[N]' from 'const wchar_t' boost/functional/hash/hash.hpp(150) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(const T (&)[N])' : could not deduce template argument for 'const T (&)[N]' from 'const wchar_t' boost/functional/hash/hash.hpp(147) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2784: 'size_t boost::hash_value(T *const &)' : could not deduce template argument for 'T *const &' from 'const wchar_t' boost/functional/hash/hash.hpp(140) : see declaration of 'boost::hash_value' base\boost\boost/functional/hash/extensions.hpp(262) : error C2893: Failed to specialize function template 'boost::enable_if,size_t>::type boost::hash_value(T)' With the following template arguments: 'T=wchar_t' base\boost\boost/functional/hash/extensions.hpp(262) : error C2893: Failed to specialize function template 'boost::hash_detail::ulong_numbers::type boost::hash_value(T)' With the following template arguments: 'T=wchar_t' base\boost\boost/functional/hash/extensions.hpp(262) : error C2893: Failed to specialize function template 'boost::hash_detail::long_numbers::type boost::hash_value(T)' With the following template arguments: 'T=wchar_t' base\boost\boost/functional/hash/extensions.hpp(262) : error C2893: Failed to specialize function template 'boost::hash_detail::basic_numbers::type boost::hash_value(T)' With the following template arguments: 'T=wchar_t' }}} If I set BOOST_NO_FUNCTION_TEMPLATE_ORDERING, I get a similar error. I don't know where they come from. With old boost versions, it worked just fine. Do you have any clue? Best regards, Kilian.",Bugs,new,To Be Determined,hash,Boost 1.58.0,Problem,,,