compilation fails - namedEnum.cpp

[marekbedy]

Hi Ondro,

compilation stops here on the current code from mater:

[ 20%] Built target simpleServer [ 20%] Building CXX object src/imtjson/src/imtjson/CMakeFiles/imtjson.dir/namedEnum.cpp.o In file included from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:84:22: error: field ‘whatMsg’ has incomplete type ‘std::string’ {aka ‘std::cxx11::basic_string’} 84 | mutable std::string whatMsg; | ^~~ In file included from /usr/include/c++/10/iosfwd:39, from /usr/include/c++/10/string_view:40, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:3, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /usr/include/c++/10/bits/stringfwd.h:74:11: note: declaration of ‘std::string’ {aka ‘class std::cxx11::basic_string’} 74 | class basic_string; | ^~~~ In file included from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:86:14: error: field ‘errorEnum’ has incomplete type ‘std::string’ {aka ‘std::cxx11::basic_string’} 86 | std::string errorEnum; | ^~~~~ In file included from /usr/include/c++/10/iosfwd:39, from /usr/include/c++/10/string_view:40, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:3, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /usr/include/c++/10/bits/stringfwd.h:74:11: note: declaration of ‘std::string’ {aka ‘class std::cxx11::basic_string’} 74 | class basic_string; | ^~~~ In file included from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:135:84: error: return type ‘std::string’ {aka ‘class std::cxx11::basic_string’} is incomplete 135 | inline std::string json::NamedEnum::allEnums(std::string_view separator) const { | ^~~~~ /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h: In member function ‘void json::NamedEnum::allEnums(std::string_view) const’: /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:139:14: error: ‘res’ has incomplete type 139 | std::string res; | ^~~ In file included from /usr/include/c++/10/iosfwd:39, from /usr/include/c++/10/string_view:40, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:3, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /usr/include/c++/10/bits/stringfwd.h:74:11: note: declaration of ‘std::string’ {aka ‘class std::cxx11::basic_string’} 74 | class basic_string; | ^~~~ In file included from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:139:14: error: ‘res’ has incomplete type 139 | std::string res; | ^~~ In file included from /usr/include/c++/10/iosfwd:39, from /usr/include/c++/10/string_view:40, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:3, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /usr/include/c++/10/bits/stringfwd.h:74:11: note: declaration of ‘std::string’ {aka ‘class std::__cxx11::basic_string’} 74 | class basic_string; | ^~~~ In file included from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:139:14: error: ‘res’ has incomplete type 139 | std::string res; | ^~~ In file included from /usr/include/c++/10/iosfwd:39, from /usr/include/c++/10/string_view:40, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.h:3, from /home/mmbot/mmbot_github_master/mmbot/src/imtjson/src/imtjson/namedEnum.cpp:8: /usr/include/c++/10/bits/stringfwd.h:74:11: note: declaration of ‘std::string’ {aka ‘class std::__cxx11::basic_string’} 74 | class basic_string; | ^~~~ make[2]: [src/imtjson/src/imtjson/CMakeFiles/imtjson.dir/build.make:186: src/imtjson/src/imtjson/CMakeFiles/imtjson.dir/namedEnum.cpp.o] Error 1 make[1]: [CMakeFiles/Makefile2:506: src/imtjson/src/imtjson/CMakeFiles/imtjson.dir/all] Error 2 make: *** [Makefile:149: all] Error 2

[ondra-novak]

Should be fixed in latest commit

Succesfully compiled in gcc-7,gcc-8,gcc-9,gcc-10,clang-8,clang-9,clang-10,clang-11 and clang-12

[ondra-novak]

Ensure that you have updated submodules (script ./update should handle this)

[marekbedy]

I can confirm, compilation works again, thx