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[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.cp / rvalue-ref-params.cc
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1/* This test script is part of GDB, the GNU debugger.
2
88b9d363 3 Copyright 2006-2022 Free Software Foundation, Inc.
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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/* Rvalue reference parameter tests, based on ref-params.cc. */
19
20#include <utility>
21
22struct Parent
23{
24 Parent (int id0) : id (id0) { }
25 int id;
26};
27
28struct Child : public Parent
29{
30 Child (int id0) : Parent (id0) { }
31};
32
33int
34f1 (Parent &&R)
35{
36 return R.id; /* Set breakpoint marker3 here. */
37}
38
39int
40f2 (Child &&C)
41{
42 return f1 (std::move (C)); /* Set breakpoint marker2 here. */
43}
44
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45int
46f3 (int &&var_i)
47{
48 return var_i + 1;
49}
50
51int
52f4 (float &&var_f)
53{
54 return static_cast <int> (var_f);
55}
56
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57struct OtherParent
58{
59 OtherParent (int other_id0) : other_id (other_id0) { }
60 int other_id;
61};
62
63struct MultiChild : public Parent, OtherParent
64{
65 MultiChild (int id0) : Parent (id0), OtherParent (id0 * 2) { }
66};
67
68int
69mf1 (OtherParent &&R)
70{
71 return R.other_id;
72}
73
74int
75mf2 (MultiChild &&C)
76{
77 return mf1 (std::move (C));
78}
79
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80/* These are used from within GDB. */
81int global_int = 7;
82float global_float = 3.5f;
83
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84int
85main ()
86{
87 Child Q(40);
88 Child &QR = Q;
89
90 /* Set breakpoint marker1 here. */
91
92 f1 (Child (41));
93 f2 (Child (42));
94
95 MultiChild MQ (53);
96 MultiChild &MQR = MQ;
97
98 mf2 (std::move (MQ)); /* Set breakpoint MQ here. */
dc3a371e 99
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100 (void) f3 (-1);
101 (void) f4 (3.5);
102
dc3a371e 103 return 0;
c0f55cc6 104}
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