mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-23 04:29:01 +08:00
5e90dd7193
2000-11-20 Benjamin Kosnik <bkoz@redhat.com> * include/bits/std_complex.h: Tweaks, include cmath for abs overloads. * src/complex.cc: Remove cmath include, formatting tweaks, remove dead code. * include/c/bits/std_cmath.h: Formatting tweaks. * testsuite/26_numerics/complex_value.cc: New file, for catching bits gleaned from libstdc++/106. * testsuite/23_containers/vector_ctor.cc (test02): Add test from libstdc++/102. From-SVN: r37591
65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
// 2000-11-20
|
|
// Benjamin Kosnik bkoz@redhat.com
|
|
|
|
// Copyright (C) 2000 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 2, 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 COPYING. If not, write to the Free
|
|
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
|
|
// USA.
|
|
|
|
#include <complex>
|
|
#include <debug_assert.h>
|
|
|
|
void test01()
|
|
{
|
|
using namespace std;
|
|
bool test = true;
|
|
typedef complex<double> complex_type;
|
|
const double cd1 = -11.451;
|
|
const double cd2 = -442.1533;
|
|
|
|
complex_type a(cd1, cd2);
|
|
double d;
|
|
d = a.real();
|
|
VERIFY( d == cd1);
|
|
|
|
d = a.imag();
|
|
VERIFY(d == cd2);
|
|
|
|
complex_type c(cd1, cd2);
|
|
double d6 = abs(c);
|
|
VERIFY( d6 >= 0);
|
|
|
|
double d7 = arg(c);
|
|
double d8 = atan2(c.imag(), c.real());
|
|
VERIFY( d7 == d8);
|
|
|
|
double d9 = norm(c);
|
|
double d10 = d6 * d6;
|
|
VERIFY(d9 - d10 == 0);
|
|
|
|
complex_type e = conj(c);
|
|
|
|
complex_type f = polar(c.imag(), 0.0);
|
|
VERIFY(f.real() != 0);
|
|
}
|
|
|
|
|
|
int main()
|
|
{
|
|
test01();
|
|
return 0;
|
|
}
|