/opt/homebrew/include/boost/type_traits/conditional.hpp:21:40: note: 'conditional_t' declared here
template <bool b, class T, class U> using conditional_t = typename conditional<b, T, U>::type;
^
In file included from /Users/seanbinyang/Downloads/fmm/src/config/network_config.cpp:2:
In file included from /Users/seanbinyang/Downloads/fmm/src/util/util.hpp:13:
In file included from /Users/seanbinyang/Downloads/fmm/src/mm/mm_type.hpp:14:
In file included from /Users/seanbinyang/Downloads/fmm/src/network/type.hpp:17:
In file included from /Users/seanbinyang/Downloads/fmm/src/core/geometry.hpp:15:
In file included from /opt/homebrew/include/boost/geometry.hpp:17:
In file included from /opt/homebrew/include/boost/geometry/geometry.hpp:31:
In file included from /opt/homebrew/include/boost/geometry/core/closure.hpp:23:
/opt/homebrew/include/boost/geometry/core/ring_type.hpp:111:13: error: no template named 'conditional_t' in namespace 'std'; did you mean simply 'conditional_t'?
std::conditional_t
^~~~~~
conditional_t
/opt/homebrew/include/boost/type_traits/conditional.hpp:21:40: note: 'conditional_t' declared here template <bool b, class T, class U> using conditional_t = typename conditional<b, T, U>::type; ^ In file included from /Users/seanbinyang/Downloads/fmm/src/config/network_config.cpp:2: In file included from /Users/seanbinyang/Downloads/fmm/src/util/util.hpp:13: In file included from /Users/seanbinyang/Downloads/fmm/src/mm/mm_type.hpp:14: In file included from /Users/seanbinyang/Downloads/fmm/src/network/type.hpp:17: In file included from /Users/seanbinyang/Downloads/fmm/src/core/geometry.hpp:15: In file included from /opt/homebrew/include/boost/geometry.hpp:17: In file included from /opt/homebrew/include/boost/geometry/geometry.hpp:31: In file included from /opt/homebrew/include/boost/geometry/core/closure.hpp:23: /opt/homebrew/include/boost/geometry/core/ring_type.hpp:111:13: error: no template named 'conditional_t' in namespace 'std'; did you mean simply 'conditional_t'? std::conditional_t ^
~~~~~ conditional_t