/in/foo.cc: In member function 'void MyClass::click()':
/in/foo.cc:18:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int i=0; i <q.size(); i++)
                       ~~^~~~~~~~~
/in/foo.cc: In member function 'void MyClass::_close()':
/in/foo.cc:32:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i=0;i<q.size();i++)
                     ~^~~~~~~~~
/in/foo.cc: In member function 'void MyClass::move()':
/in/foo.cc:42:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i=0;i<q.size();i++)
                     ~^~~~~~~~~