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typedef int INT;
typedef enum { E1=1 } some_enum_type;
struct some_struct {
unsigned int a:3;
unsigned int b:1;
signed int c:2;
// an anonymous bitfield
signed int :2;
// with typedef
INT x:1;
// made of sizeof
unsigned int abc: sizeof(int);
// enums are integers!
some_enum_type enum_field1 : 5;
// and good as field sizes
some_enum_type enum_field2 : E1;
} X;
template<typename T> class trait { public: enum { t=0 }; };
template<> class trait<unsigned> { public: enum { t=1 }; };
template<> class trait<signed> { public: enum { t=2 }; };
template<> class trait<some_enum_type> { public: enum { t=3 }; };
static_assert(trait<decltype(X.a)>::t==1, "X.a is unsigned");
static_assert(trait<decltype(X.c)>::t==2, "X.c is signed");
static_assert(trait<decltype(X.x)>::t==2, "X.x is signed");
static_assert(trait<decltype(X.enum_field1)>::t==3, "X.enum_field1 is an enum");
int main()
{
}
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