libstdc++-v3/testsuite/26_numerics/valarray/dr630-1.cc

   1 // Copyright (C) 2009-2013 Free Software Foundation, Inc.
   2 //
   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)
   7 // any later version.
   8
   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.
  13
  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/>.
  17
  18 #include <valarray>
  19 #include <testsuite_hooks.h>
  20
  21 // DR 630.
  22 void test01()
  23 {
  24   bool test __attribute__((unused)) = true;
  25   using namespace std;
  26
  27   valarray<int> v1;
  28   const valarray<int> v2(-1, 10000);
  29
  30   v1 = v2;
  31   VERIFY( v1.size() == v2.size() );
  32   VERIFY( (v1 == v2).min() == true );
  33
  34   valarray<int> v3(0, 10000);
  35   const valarray<int> v4;
  36
  37   v3 = v4;
  38   VERIFY( v3.size() == v4.size() );
  39   VERIFY( v3.size() == 0 );
  40
  41   valarray<int> v5(0, 100);
  42   const valarray<int> v6(-1, 10000);
  43
  44   v5 = v6;
  45   VERIFY( v5.size() == v6.size() );
  46   VERIFY( (v5 == v6).min() == true );
  47
  48   valarray<int> v7(0, 10000);
  49   const valarray<int> v8(-1, 100);
  50
  51   v7 = v8;
  52   VERIFY( v7.size() == v8.size() );
  53   VERIFY( (v7 == v8).min() == true );
  54 }
  55
  56 int main()
  57 {
  58   test01();
  59   return 0;
  60 }