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