1// PR c++/56998 2 3class Secret; 4char IsNullLiteralHelper(Secret* p); 5char (&IsNullLiteralHelper(...))[2]; 6 7struct C 8{ 9 int val() { return 42; } 10}; 11 12template <typename T> 13unsigned f() 14{ 15 return sizeof(IsNullLiteralHelper(C().val())); 16} 17