test31.cpp: In member function 'void Object1::func3(Data1*)':
test31.cpp:100:13: warning: Useless variable check 'this->tmp1'. It already was checked before
             if (tmp1)
             ^
test31.cpp: In member function 'void Object1::func7(Data1*)':
test31.cpp:246:18: warning: Useless variable check 'ptr1'. It already was checked before
             if (!ptr1)
                  ^
test31.cpp:285:13: warning: Useless variable check 'this->tmp1'. It already was checked before
             if (tmp1)
             ^