test42.cpp: In member function 'void Object1::func1(Data1*) const':
test42.cpp:74:24: warning: Using variable 'this->tmp1' without checking for null pointer
         tmp1->val = 100;
                        ^
test42.cpp: In member function 'void Object1::func3(Data1*) const':
test42.cpp:84:25: warning: Using variable 'gptr1' without checking for null pointer
         gptr1->val = 100;
                         ^
test42.cpp: In member function 'void Object1::func5(Data1*) const':
test42.cpp:94:23: warning: Using variable 'this->tmp1' without checking for null pointer
         tmp1->getData2();
                       ^
test42.cpp: In member function 'void Object1::func9(Data1*) const':
test42.cpp:116:24: warning: Using variable 'val1' without checking for null pointer
         val1->val = 300;
                        ^
test42.cpp:116:24: warning: Using variable 'val1' without checking for null pointer
test42.cpp: In member function 'void Object1::func14(Data1*) const':
test42.cpp:146:23: warning: Using variable 'this->tmp1' without checking for null pointer
         tmp1->getData2()->val = 100;
                       ^