1>------ Build started: Project: trying_msvc, Configuration: Debug x64 ------
1>Source1.obj : error LNK2019: unresolved external symbol "int __cdecl hpx_main(class boost::program_options::variables_map &)" (?hpx_main@@YAHAEAVvariables_map@program_options@boost@@@Z) referenced in function "int __cdecl hpx::init(class boost::program_options::options_description const &,int,char * *,enum hpx::runtime_mode)" (?init@hpx@@YAHAEBVoptions_description@program_options@boost@@HPEAPEADW4runtime_mode@1@@Z)
1>Source1.obj : error LNK2019: unresolved external symbol "void __cdecl hpx::detail::init_winsocket(void)" (?init_winsocket@detail@hpx@@YAXXZ) referenced in function "int __cdecl hpx::init(class hpx::util::function<int __cdecl(class boost::program_options::variables_map &),0> const &,class boost::program_options::options_description const &,int,char * *,class std::vector<class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >,class std::allocator<class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > > > const &,class hpx::util::unique_function<void __cdecl(void),0>,class hpx::util::unique_function<void __cdecl(void),0>,enum hpx::runtime_mode)" (?init@hpx@@YAHAEBV?$function@$$A6AHAEAVvariables_map@program_options@boost@@@Z$0A@@util@1@AEBVoptions_description@program_options@boost@@HPEAPEADAEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@V?$unique_function@$$A6AXXZ$0A@@31@4W4runtime_mode@1@@Z)
1>D:\gsoc18\msvc codes\trying_msvc\x64\Debug\trying_msvc.exe : fatal error LNK1120: 2 unresolved externals
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========