function_decl func1: 
statement_list : this, 
function_decl func2: 
cleanup_point_expr : aptr, this, 
expr_stmt : aptr, this, 
convert_expr : aptr, this, 
modify_expr : aptr, this, 
test7.cpp: In member function 'void Object1::func2(int*)':
test7.cpp:10:18: warning: Using variable without check for NULL
         *aptr = 0;
                  ^
indirect_ref : aptr, this, 
parm_decl aptr: aptr, this, 
pointer_type : aptr, this, 
integer_type : aptr, this, 
type_decl int: aptr, this, 
integer_cst 32: aptr, this, 
integer_cst -2147483648: aptr, this, 
integer_cst 2147483647: aptr, this, 
integer_cst 64: aptr, this, 
integer_cst 0: aptr, this, 
function_decl func3: 
if_stmt : aptr, this, 
cleanup_point_expr : this, 
expr_stmt : this, 
convert_expr : this, 
modify_expr : this, 
indirect_ref : this, 
parm_decl aptr: this, 
pointer_type : this, 
integer_type : this, 
type_decl int: this, 
integer_cst 32: this, 
integer_cst -2147483648: this, 
integer_cst 2147483647: this, 
integer_cst 64: this, 
integer_cst 0: this, 
function_decl func4: 
cleanup_point_expr : aptr, this, 
expr_stmt : aptr, this, 
convert_expr : aptr, this, 
modify_expr : aptr, this, 
component_ref : aptr, this, 
integer_cst 3: aptr, this,