diff options
Diffstat (limited to 'libstdc++-v3/testsuite/26_numerics/complex/value_operations')
3 files changed, 173 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc new file mode 100644 index 000000000..dc05a2b19 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/1.cc @@ -0,0 +1,65 @@ +// { dg-do run { xfail broken_cplxf_arg } } +// { dg-options "-O0" } +// 2000-11-20 +// Benjamin Kosnik bkoz@redhat.com + +// Copyright (C) 2000, 2003, 2004, 2009, 2010 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 <complex> +#include <testsuite_hooks.h> + +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = 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 __attribute__((unused)) = conj(c); + + complex_type f = polar(c.imag(), 0.0); + VERIFY( f.real() != 0 ); +} + + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/constexpr.cc b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/constexpr.cc new file mode 100644 index 000000000..29728a2b3 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/constexpr.cc @@ -0,0 +1,57 @@ +// { dg-do compile } +// { dg-options "-std=gnu++0x" } + +// Copyright (C) 2010 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 <complex> +#include <testsuite_common_types.h> + +namespace __gnu_test +{ + struct constexpr_functions + { + template<typename _Ttesttype> + void + operator()() + { + struct _Concept + { + void __constraint() + { + typedef typename _Ttesttype::_ComplexT _ComplexT; + const _ComplexT cc = { 1.1 }; + constexpr _Ttesttype a(cc); + constexpr auto v1 __attribute__((unused)) = real(a); + constexpr auto v2 __attribute__((unused)) = imag(a); + } + }; + + _Concept c; + c.__constraint(); + } + }; +} + +int main() +{ + __gnu_test::constexpr_functions test; + test.operator()<std::complex<float>>(); + test.operator()<std::complex<double>>(); + test.operator()<std::complex<long double>>(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc new file mode 100644 index 000000000..084a52c31 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/complex/value_operations/dr387.cc @@ -0,0 +1,51 @@ +// 2008-05-22 Paolo Carlini <paolo.carlini@oracle.com> +// +// Copyright (C) 2008, 2009 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 <complex> +#include <testsuite_hooks.h> + +// DR 387. std::complex over-encapsulated. +template<typename T> + void + do_test() + { + bool test __attribute__((unused)) = true; + + const T r = 1.0; + const T i = -1.0; + const T v = 0.0; + + std::complex<T> z1(r, i); + z1.real(v); + VERIFY( z1.real() == v ); + VERIFY( z1.imag() == i ); + + std::complex<T> z2(r, i); + z2.imag(v); + VERIFY( z2.real() == r ); + VERIFY( z2.imag() == v ); + } + +int main() +{ + do_test<float>(); + do_test<double>(); + do_test<long double>(); + return 0; +} |