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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/26_numerics/complex/cons/48760_c++0x.cc
31947ca11a580a12897a7e7dd841113ee976a0b7
1 // { dg-do run { target c++11 } }
2 // { dg-require-c-std "" }
4 // Copyright (C) 2011-2020 Free Software Foundation, Inc.
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)
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.
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/>.
23 #include <testsuite_hooks.h>
28 if (std::numeric_limits
<T
>::has_quiet_NaN
)
30 std::complex<T
> c1(T(0), std::numeric_limits
<T
>::quiet_NaN());
31 VERIFY( c1
.real() == T(0) );
32 VERIFY( std::isnan(c1
.imag()) );
34 std::complex<T
> c2(std::numeric_limits
<T
>::quiet_NaN(), T(0));
35 VERIFY( std::isnan(c2
.real()) );
36 VERIFY( c2
.imag() == T(0) );
38 std::complex<T
> c3(std::numeric_limits
<T
>::quiet_NaN(),
39 std::numeric_limits
<T
>::quiet_NaN());
40 VERIFY( std::isnan(c3
.real()) );
41 VERIFY( std::isnan(c3
.imag()) );
50 do_test01
<long double>();