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comparison gcc/testsuite/g++.dg/cpp0x/forw_enum4.C @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 // { dg-do compile { target c++11 } }
2
3 template<typename T> struct S1
4 {
5 struct S2
6 {
7 // opaque enum declarations
8 enum class E1;
9 enum class E2 : T;
10 enum class E3 : short;
11 enum E4 : T;
12 enum E5 : short;
13
14 // can be repeated
15 enum class E1;
16 enum class E2 : T;
17 enum class E3 : short;
18 enum E4 : T;
19 enum E5 : short;
20 };
21
22 // are complete so we can declare variables
23 typename S2::E1 b1;
24 typename S2::E2 b2;
25 typename S2::E3 b3;
26 typename S2::E4 b4;
27 typename S2::E5 b5;
28
29 //even with elaborated-type-specifiers
30 enum S1::S2::E1 a1;
31 enum S1::S2::E2 a2;
32 enum S1::S2::E3 a3;
33 enum S1::S2::E4 a4;
34 enum S1::S2::E5 a5;
35
36 // and the list can be added later
37 enum class S1::S2::E1 { e11, e12 };
38 enum class S1::S2::E2 : T { e21, e22 };
39 enum class S1::S2::E3 : short {e31, e32 };
40 enum S1::S2::E4 : T { e41, e42 };
41 enum S1::S2::E5 : short { e51, e52 };
42 };
43
44 template struct S1<int>;