add way to get the address of variable

tmp/main.cpp

@@ -3,7 +3,7 @@
 
 namespace {
 	struct MyType {
-		int data;
+		int data[3];
 	};
 }
 
@@ -11,11 +11,11 @@ void helper_fn();
 void helper_fn2();
 
 int main(int argc, char* argv[]) {
-	MyType tmp = MyType{10};
-	while (tmp.data != 0) {
+	MyType tmp = MyType{{10, 5, 19}};
+	while (tmp.data[0] != 0) {
 		helper_fn();
 		helper_fn2();
-		tmp.data--;
+		tmp.data[0]--;
 	}
 	return 0;
 }