146     void foo(RefCountable* param) {  in foo()  argument
147       consume_ref_countable_ptr(param);  in foo()
152     void foo(RefCountable& param) {  in foo()  argument
153       consume_ref_countable_ref(param);  in foo()
158     void foo_ref(RefCountable& param) {  in foo_ref()  argument
159       consume_ref_countable_ptr(&param);  in foo_ref()
162     void foo_ptr(RefCountable* param) {  in foo_ptr()  argument
163       consume_ref_countable_ref(*param);  in foo_ptr()
174     void foo(RefCountable* param) {  in foo()  argument
175       consume_ref_countable_ptr(downcast(param));  in foo()
176       consume_ref_countable_ptr(bitwise_cast(param));  in foo()
186     void foo(RefCountable* param) {  in foo()  argument
187       consume_ref_countable_ptr(param);  in foo()
192     void foo(RefCountable& param) {  in foo()  argument
193       consume_ref_countable_ref(param);  in foo()
198     void foo_ref(RefCountable& param) {  in foo_ref()  argument
199       consume_ref_countable_ptr(&param);  in foo_ref()
202     void foo_ptr(RefCountable* param) {  in foo_ptr()  argument
203       consume_ref_countable_ref(*param);  in foo_ptr()
214     void foo(RefCountable* param) {  in foo()  argument
215       consume_ref_countable_ptr(downcast(param));  in foo()
216       consume_ref_countable_ptr(bitwise_cast(param));  in foo()
228     void foo(RefCountable* param) {  in foo()  argument
229       methodclass::consume_ref_countable_ptr(param);  in foo()
234     void foo(RefCountable& param) {  in foo()  argument
236       mc.consume_ref_countable_ref(param);  in foo()
241     void foo_ref(RefCountable& param) {  in foo_ref()  argument
242       methodclass::consume_ref_countable_ptr(&param);  in foo_ref()
245     void foo_ptr(RefCountable* param) {  in foo_ptr()  argument
247       mc.consume_ref_countable_ref(*param);  in foo_ptr()
258     void foo(RefCountable* param) {  in foo()  argument
259       methodclass::consume_ref_countable_ptr(downcast(param));  in foo()
260        methodclass::consume_ref_countable_ptr(bitwise_cast(param));  in foo()
317   void function_with_default_arg(RefCountable* param = global) {}  in function_with_default_arg()  argument