| // Test of bit-fields. | |
| // { dg-do compile { target c++17 } } | |
| struct A { long i: 2; } a; | |
| template <class,class> struct same_type; | |
| template <class T> struct same_type<T,T> {}; | |
| void f() | |
| { | |
| auto [ x ] = a; | |
| same_type<decltype(x),long>{}; | |
| same_type<decltype(x+x),int>{}; | |
| long &r = x; // { dg-error "bit" } | |
| &x; // { dg-error "bit" } | |
| sizeof(x); // { dg-error "10:invalid application of .sizeof. to a bit-field" } | |
| } |