1// RUN: %clang_cc1 -fsyntax-only -pedantic -std=c++11 -verify -triple x86_64-apple-darwin %s
2
3enum E {};
4
5struct Z {};
6typedef int Integer;
7
8struct X {
9  enum E : 1;
10  enum E : Z; // expected-error{{invalid underlying type}}
11  enum E2 : int;
12  enum E3 : Integer;
13};
14
15struct Y {
16  enum E : int(2);
17  enum E : Z(); // expected-error{{integral constant expression must have integral or unscoped enumeration type, not 'Z'}}
18};
19
20namespace pr18587 {
21struct A {
22  enum class B {
23    C
24  };
25};
26const int C = 4;
27struct D {
28  A::B : C;
29};
30}
31
32enum WithUnderlying : unsigned { wu_value };
33struct WithUnderlyingBitfield {
34  WithUnderlying wu : 3;
35} wu = { wu_value };
36int want_unsigned(unsigned);
37int want_unsigned(int) = delete;
38int check_enum_bitfield_promotes_correctly = want_unsigned(wu.wu);
39