1 | // RUN: %clang_cc1 -std=c++11 %s -verify |
2 | // expected-no-diagnostics |
3 | |
4 | struct Value { |
5 | constexpr Value(int n) : n(n) {} |
6 | constexpr operator short() const { return n; } |
7 | int n; |
8 | }; |
9 | enum E { E0, E1 }; |
10 | struct Alt { |
11 | constexpr operator E() const { return E0; } |
12 | }; |
13 | |
14 | constexpr short s = Alt(); |
15 | |
16 | void test(Value v) { |
17 | switch (v) { |
18 | case Alt(): |
19 | case E1: |
20 | case Value(2): |
21 | case 3: |
22 | break; |
23 | } |
24 | switch (Alt a = Alt()) { |
25 | case Alt(): |
26 | case E1: |
27 | case Value(2): |
28 | case 3: |
29 | break; |
30 | } |
31 | switch (E0) { |
32 | case Alt(): |
33 | case E1: |
34 | // FIXME: These should produce a warning that 2 and 3 are not values of the |
35 | // enumeration. |
36 | case Value(2): |
37 | case 3: |
38 | break; |
39 | } |
40 | } |
41 | |