1 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++0x %s
2 // expected-no-diagnostics
3 
4 enum X : short { A, B };
5 extern decltype(+A) x;
6 extern int x;
7 
8 enum Y : long { C, D };
9 extern decltype(+C) y;
10 extern long y;
11 
12 // An enum with a fixed underlying type has an integral promotion to that type,
13 // and to its promoted type.
14 enum B : bool { false_, true_ };
15 template<bool> struct T {};
16 T<false_> f;
17 T<true_> t;
18 // FIXME: DR1407 will make this ill-formed
19 T<+true_> q; // desired-error {{conversion from 'int' to 'bool'}}
20 
21 enum B2 : bool {
22   a = false,
23   b = true,
24   c = false_,
25   d = true_,
26   // FIXME: DR1407 will make this ill-formed
27   e = +false_ // desired-error {{conversion from 'int' to 'bool'}}
28 };
29