View Compilation Error

0_0_37698984_7415.cpp: In member function 'reader& reader::operator>>(std::pair<T*, I>)':
0_0_37698984_7415.cpp:44:41: error: expected ',' before ')' token
         static_assert(!is_pair<T>::value);
                                         ^
0_0_37698984_7415.cpp:44:41: error: expected string-literal before ')' token
0_0_37698984_7415.cpp: At global scope:
0_0_37698984_7415.cpp:78:13: error: 'writer& writer::operator<<(size_t)' cannot be overloaded
     writer &operator<<(typ v) \
             ^
0_0_37698984_7415.cpp:89:5: note: in expansion of macro 'WRITE'
     WRITE(size_t, lu)
     ^
0_0_37698984_7415.cpp:78:13: error: with 'writer& writer::operator<<(ull)'
     writer &operator<<(typ v) \
             ^
0_0_37698984_7415.cpp:87:5: note: in expansion of macro 'WRITE'
     WRITE(ull, llu)
     ^