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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/26_numerics/valarray/dr543.cc
1 // Copyright (C) 2006-2021 Free Software Foundation, Inc.
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
19 #include <testsuite_hooks.h>
21 // DR 543. valarray slice default constructor
24 std::valarray
<int> v1(10);
25 std::valarray
<int> v2
= v1
[std::slice()];
26 VERIFY( v2
.size() == 0 );
28 std::valarray
<int> v3(10);
29 std::valarray
<int> v4
= v3
[std::gslice()];
30 VERIFY( v4
.size() == 0 );