1 // 2006-07-15 Paolo Carlini <pcarlini@suse.de> 2 3 // Copyright (C) 2006-2021 Free Software Foundation, Inc. 4 // 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) 9 // any later version. 10 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. 15 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/>. 19 20 // { dg-options "-DMAX_SIZE=5000" { target simulator } } 21 22 #ifndef MAX_SIZE 23 #define MAX_SIZE 5000000 24 #endif 25 26 #include <valarray> 27 #include <testsuite_hooks.h> 28 29 // libstdc++/28277 test01()30void test01() 31 { 32 const std::valarray<int> v1(1, MAX_SIZE); 33 34 const std::valarray<int> v2 = v1.shift(1); 35 VERIFY( v2.size() == v1.size() ); 36 VERIFY( v2[v1.size() - 1] == 0 ); 37 38 const std::valarray<int> v3 = v2.cshift(-1); 39 VERIFY( v3.size() == v2.size() ); 40 VERIFY( v3[0] == 0 ); 41 } 42 main()43int main() 44 { 45 test01(); 46 return 0; 47 } 48