libstdc++-v3/testsuite/26_numerics/valarray/operators.cc

   1 // { dg-do run }
   2 // 2003-02-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
   3
   4 // Copyright (C) 2003-2024 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 #include <valarray>
  22 #include <testsuite_hooks.h>
  23
  24 void test01() // check unary operators
  25 {
  26   std::valarray<int> u(1);
  27   u[0]=1;
  28
  29   VERIFY( (+u)[0] == +1 );
  30   VERIFY( (-u)[0] == -1 );
  31   VERIFY( (!u)[0] == !1 );
  32   VERIFY( (~u)[0] == ~1 );
  33 }
  34
  35 void test02() // check binary operators
  36 {
  37   std::valarray<int> u(1), v(1);
  38   u[0]=1;
  39   v[0]=3;
  40
  41   VERIFY( (u+ v)[0] == (1+ 3) );
  42   VERIFY( (u- v)[0] == (1- 3) );
  43   VERIFY( (u* v)[0] == (1* 3) );
  44   VERIFY( (u/ v)[0] == (1/ 3) );
  45   VERIFY( (u% v)[0] == (1% 3) );
  46   VERIFY( (u^ v)[0] == (1^ 3) );
  47   VERIFY( (u& v)[0] == (1& 3) );
  48   VERIFY( (u| v)[0] == (1| 3) );
  49   VERIFY( (u<<v)[0] == (1<<3) );
  50   VERIFY( (u>>v)[0] == (1>>3) );
  51   VERIFY( (u&&v)[0] == (1&&3) );
  52   VERIFY( (u||v)[0] == (1||3) );
  53   VERIFY( (u==v)[0] == (1==3) );
  54   VERIFY( (u!=v)[0] == (1!=3) );
  55   VERIFY( (u< v)[0] == (1< 3) );
  56   VERIFY( (u> v)[0] == (1> 3) );
  57   VERIFY( (u<=v)[0] == (1<=3) );
  58   VERIFY( (u>=v)[0] == (1>=3) );
  59 }
  60
  61 void test03() // check binary operators with scalar operands
  62 {
  63   std::valarray<int> u(1);
  64   u[0]=1;
  65   long v = 3; // LWG 3074 allows scalar operand to be different to value_type.
  66
  67   VERIFY( (u+ v)[0] == (1+ 3) );
  68   VERIFY( (u- v)[0] == (1- 3) );
  69   VERIFY( (u* v)[0] == (1* 3) );
  70   VERIFY( (u/ v)[0] == (1/ 3) );
  71   VERIFY( (u% v)[0] == (1% 3) );
  72   VERIFY( (u^ v)[0] == (1^ 3) );
  73   VERIFY( (u& v)[0] == (1& 3) );
  74   VERIFY( (u| v)[0] == (1| 3) );
  75   VERIFY( (u<<v)[0] == (1<<3) );
  76   VERIFY( (u>>v)[0] == (1>>3) );
  77   VERIFY( (u&&v)[0] == (1&&3) );
  78   VERIFY( (u||v)[0] == (1||3) );
  79   VERIFY( (u==v)[0] == (1==3) );
  80   VERIFY( (u!=v)[0] == (1!=3) );
  81   VERIFY( (u< v)[0] == (1< 3) );
  82   VERIFY( (u> v)[0] == (1> 3) );
  83   VERIFY( (u<=v)[0] == (1<=3) );
  84   VERIFY( (u>=v)[0] == (1>=3) );
  85
  86   VERIFY( (v+ u)[0] == (3+ 1) );
  87   VERIFY( (v- u)[0] == (3- 1) );
  88   VERIFY( (v* u)[0] == (3* 1) );
  89   VERIFY( (v/ u)[0] == (3/ 1) );
  90   VERIFY( (v% u)[0] == (3% 1) );
  91   VERIFY( (v^ u)[0] == (3^ 1) );
  92   VERIFY( (v& u)[0] == (3& 1) );
  93   VERIFY( (v| u)[0] == (3| 1) );
  94   VERIFY( (v<<u)[0] == (3<<1) );
  95   VERIFY( (v>>u)[0] == (3>>1) );
  96   VERIFY( (v&&u)[0] == (3&&1) );
  97   VERIFY( (v||u)[0] == (3||1) );
  98   VERIFY( (v==u)[0] == (3==1) );
  99   VERIFY( (v!=u)[0] == (3!=1) );
 100   VERIFY( (v< u)[0] == (3< 1) );
 101   VERIFY( (v> u)[0] == (3> 1) );
 102   VERIFY( (v<=u)[0] == (3<=1) );
 103   VERIFY( (v>=u)[0] == (3>=1) );
 104 }
 105
 106 int main()
 107 {
 108   test01();
 109   test02();
 110   test03();
 111 }