1 /* This testcase is part of GDB, the GNU debugger.
2
3 Copyright 2014-2020 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17
18 /* Sizeof tests for rvalue references, based on cpsizeof.cc. */
19
20 #include <utility>
21
22 struct Class
23 {
24 int a;
25 char b;
26 long c;
27
ClassClass28 Class () : a (1), b ('2'), c (3) { }
29 };
30
31 union Union
32 {
33 Class *kp;
34 char a;
35 int b;
36 long c;
37 };
38
39 enum Enum { A, B, C, D };
40
41 typedef unsigned char a4[4];
42 typedef unsigned char a8[8];
43 typedef unsigned char a12[12];
44 typedef Class c4[4];
45 typedef Union u8[8];
46 typedef Enum e12[12];
47
48 #define T(N) \
49 N N ## obj; \
50 N&& N ## _rref = std::move (N ## obj); \
51 N* N ## p = &(N ## obj); \
52 N*&& N ## p_rref = std::move (N ## p); \
53 int size_ ## N = sizeof (N ## _rref); \
54 int size_ ## N ## p = sizeof (N ## p_rref); \
55
56 int
main()57 main ()
58 {
59 T (char);
60 T (int);
61 T (long);
62 T (float);
63 T (double);
64 T (a4);
65 T (a8);
66 T (a12);
67 T (Class);
68 T (Union);
69 T (Enum);
70 T (c4);
71 T (u8);
72 T (e12);
73
74 return 0; /* break here */
75 }
76