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

// { dg-do run }
// 2003-02-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

// Copyright (C) 2003-2023 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

#include <valarray>
#include <testsuite_hooks.h>

void test01() // check unary operators
{
  std::valarray<int> u(1);
  u[0]=1;

  VERIFY( (+u)[0] == +1 );
  VERIFY( (-u)[0] == -1 );
  VERIFY( (!u)[0] == !1 );
  VERIFY( (~u)[0] == ~1 );
}

void test02() // check binary operators
{
  std::valarray<int> u(1), v(1);
  u[0]=1;
  v[0]=3;

  VERIFY( (u+ v)[0] == (1+ 3) );
  VERIFY( (u- v)[0] == (1- 3) );
  VERIFY( (u* v)[0] == (1* 3) );
  VERIFY( (u/ v)[0] == (1/ 3) );
  VERIFY( (u% v)[0] == (1% 3) );
  VERIFY( (u^ v)[0] == (1^ 3) );
  VERIFY( (u& v)[0] == (1& 3) );
  VERIFY( (u| v)[0] == (1| 3) );
  VERIFY( (u<<v)[0] == (1<<3) );
  VERIFY( (u>>v)[0] == (1>>3) );
  VERIFY( (u&&v)[0] == (1&&3) );
  VERIFY( (u||v)[0] == (1||3) );
  VERIFY( (u==v)[0] == (1==3) );
  VERIFY( (u!=v)[0] == (1!=3) );
  VERIFY( (u< v)[0] == (1< 3) );
  VERIFY( (u> v)[0] == (1> 3) );
  VERIFY( (u<=v)[0] == (1<=3) );
  VERIFY( (u>=v)[0] == (1>=3) );
}

void test03() // check binary operators with scalar operands
{
  std::valarray<int> u(1);
  u[0]=1;
  long v = 3; // LWG 3074 allows scalar operand to be different to value_type.

  VERIFY( (u+ v)[0] == (1+ 3) );
  VERIFY( (u- v)[0] == (1- 3) );
  VERIFY( (u* v)[0] == (1* 3) );
  VERIFY( (u/ v)[0] == (1/ 3) );
  VERIFY( (u% v)[0] == (1% 3) );
  VERIFY( (u^ v)[0] == (1^ 3) );
  VERIFY( (u& v)[0] == (1& 3) );
  VERIFY( (u| v)[0] == (1| 3) );
  VERIFY( (u<<v)[0] == (1<<3) );
  VERIFY( (u>>v)[0] == (1>>3) );
  VERIFY( (u&&v)[0] == (1&&3) );
  VERIFY( (u||v)[0] == (1||3) );
  VERIFY( (u==v)[0] == (1==3) );
  VERIFY( (u!=v)[0] == (1!=3) );
  VERIFY( (u< v)[0] == (1< 3) );
  VERIFY( (u> v)[0] == (1> 3) );
  VERIFY( (u<=v)[0] == (1<=3) );
  VERIFY( (u>=v)[0] == (1>=3) );

  VERIFY( (v+ u)[0] == (3+ 1) );
  VERIFY( (v- u)[0] == (3- 1) );
  VERIFY( (v* u)[0] == (3* 1) );
  VERIFY( (v/ u)[0] == (3/ 1) );
  VERIFY( (v% u)[0] == (3% 1) );
  VERIFY( (v^ u)[0] == (3^ 1) );
  VERIFY( (v& u)[0] == (3& 1) );
  VERIFY( (v| u)[0] == (3| 1) );
  VERIFY( (v<<u)[0] == (3<<1) );
  VERIFY( (v>>u)[0] == (3>>1) );
  VERIFY( (v&&u)[0] == (3&&1) );
  VERIFY( (v||u)[0] == (3||1) );
  VERIFY( (v==u)[0] == (3==1) );
  VERIFY( (v!=u)[0] == (3!=1) );
  VERIFY( (v< u)[0] == (3< 1) );
  VERIFY( (v> u)[0] == (3> 1) );
  VERIFY( (v<=u)[0] == (3<=1) );
  VERIFY( (v>=u)[0] == (3>=1) );
}

int main()
{
  test01();
  test02();
  test03();
}