1// RUN: %clang_cc1 -fsyntax-only -pedantic -verify %s 2// RUN: %clang_cc1 -fsyntax-only -verify=expected,c -xc %s 3 4#ifdef __OBJC__ 5#if !__has_feature(objc_fixed_enum) 6# error Enumerations with a fixed underlying type are not supported 7#endif 8#endif 9 10#if !__has_extension(cxx_fixed_enum) 11# error Enumerations with a fixed underlying type are not supported 12#endif 13 14typedef long Integer; 15 16typedef enum : Integer { Enumerator1, Enumerator2 } Enumeration; 17 18int array[sizeof(Enumeration) == sizeof(long)? 1 : -1]; 19 20 21enum Color { Red, Green, Blue }; 22 23struct X { 24 enum Color : 4; 25 enum Color field1: 4; 26 enum Other : Integer field2; // c-error {{only permitted as a standalone}} 27 enum Other : Integer field3 : 4; // c-error {{only permitted as a standalone}} 28 enum : Integer { Blah, Blarg } field4 : 4; 29}; 30 31void test(void) { 32 long value = 2; 33 Enumeration e = value; 34} 35 36typedef enum : long { Foo } IntegerEnum; 37int arr[(sizeof(__typeof__(Foo)) == sizeof(__typeof__(IntegerEnum)))? 1 : -1]; 38int arr1[(sizeof(__typeof__(Foo)) == sizeof(__typeof__(long)))? 1 : -1]; 39int arr2[(sizeof(__typeof__(IntegerEnum)) == sizeof(__typeof__(long)))? 1 : -1]; 40 41typedef enum : long long { Bar = -1 } LongLongEnum; 42int arr3[(long long)Bar == (long long)-1 ? 1 : -1]; 43 44typedef enum : Integer { BaseElem } BaseEnum; 45typedef enum : BaseEnum { DerivedElem } DerivedEnum; // expected-error {{non-integral type 'BaseEnum' is an invalid underlying type}} 46 47enum MyEnum : _Bool { 48 MyThing = 0 49}; 50