1 // { dg-do run { target c++11 } }
3 // Copyright (C) 2008-2024 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // C++11 23.3.4.6 Operations [forwardlist.ops]
22 #include <forward_list>
23 #include <testsuite_hooks.h>
25 // This test verifies the following:
26 // splice_after for entire list
30 std::forward_list
<double> a
= {0.0, 1.0, 2.0, 3.0, 4.0};
31 std::forward_list
<double>::const_iterator posa
= a
.cbefore_begin();
33 std::forward_list
<double> x
= {666.0, 777.0, 888.0};
35 a
.splice_after(posa
, std::move(x
));
38 VERIFY(*posa
== 666.0);
40 VERIFY(x
.empty() == true);
43 // This test verifies the following:
44 // splice_after for iterator range
48 std::forward_list
<double> a
= {0.0, 1.0, 2.0, 3.0, 4.0};
49 std::forward_list
<double>::const_iterator posa
= a
.cbefore_begin();
53 std::forward_list
<double> y
= {10.0, 11.0, 12.0, 13.0, 14.0, 15.0};
54 std::forward_list
<double>::const_iterator befy
= y
.cbefore_begin();
56 VERIFY(*befy
== 10.0);
57 std::forward_list
<double>::const_iterator endy
= befy
;
62 VERIFY(*endy
== 14.0);
64 a
.splice_after(posa
, std::move(y
), befy
, endy
);
67 VERIFY(*befy
== 10.0);
69 VERIFY(*befy
== 14.0);
72 // This test verifies the following:
73 // splice_after for single element
77 std::forward_list
<double> a
= {0.0, 1.0, 2.0, 3.0, 4.0};
78 std::forward_list
<double>::const_iterator posa
= a
.cbefore_begin();
83 std::forward_list
<double> z
= {42.0, 43.0, 44.0};
84 std::forward_list
<double>::const_iterator posz
= z
.begin();
85 VERIFY(*posz
== 42.0);
87 a
.splice_after(posa
, std::move(z
), posz
);
90 VERIFY(*posa
== 43.0);
92 VERIFY(*posz
== 42.0);
94 VERIFY(*posz
== 44.0);