1 // RUN: %clang_cc1 -verify %s 2 // expected-no-diagnostics 3 4 // A prvalue for an integral bit-field can be converted to a prvalue of type 5 // int if int can represent all the values of the bit-field 6 struct X { long long e : 1; }; 7 static_assert(sizeof(+X().e) == sizeof(int), ""); 8 static_assert(sizeof(X().e + 1) == sizeof(int), ""); 9 static_assert(sizeof(true ? X().e : 0) == sizeof(int), ""); 10 11 enum E : long long { a = __LONG_LONG_MAX__ }; 12 static_assert(sizeof(E{}) == sizeof(long long), ""); 13 14 // If the bit-field has an enumerated type, it is treated as any other value of 15 // that [enumerated] type for promotion purposes. 16 struct Y { E e : 1; }; 17 static_assert(sizeof(+Y().e) == sizeof(long long), ""); 18 static_assert(sizeof(Y().e + 1) == sizeof(long long), ""); 19 static_assert(sizeof(true ? Y().e : 0) == sizeof(long long), ""); 20