View Compilation Error

0_0_37777204_31814.cpp:175:29: error: expected '}' at end of input
         const auto t = a ^ b;
                             ^
0_0_37777204_31814.cpp: In member function 'bool argcmp::operator()(const point&, const point&) const':
0_0_37777204_31814.cpp:175:29: error: expected '}' at end of input
0_0_37777204_31814.cpp: At global scope:
0_0_37777204_31814.cpp:175:29: error: expected unqualified-id at end of input