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https://github.com/autc04/Retro68.git
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82 lines
2.8 KiB
C++
82 lines
2.8 KiB
C++
// { dg-do run { target c++11 } }
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// 2008-05-22 Paolo Carlini <paolo.carlini@oracle.com>
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//
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// Copyright (C) 2008-2018 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <complex>
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#include <testsuite_hooks.h>
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#include <testsuite_tr1.h>
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// DR 781. std::complex should add missing C99 functions.
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// DR 1137. Return type of conj and proj.
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// 1522. conj specification is now nonsense
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void test01()
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{
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using __gnu_test::check_ret_type;
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typedef std::complex<float> cmplx_f_type;
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typedef std::complex<double> cmplx_d_type;
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typedef std::complex<long double> cmplx_ld_type;
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const int i1 = 1;
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const float f1 = 1.0f;
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const double d1 = 1.0;
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const long double ld1 = 1.0l;
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const cmplx_f_type c_f1(f1, f1);
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const cmplx_d_type c_d1(d1, d1);
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const cmplx_ld_type c_ld1(ld1, ld1);
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check_ret_type<cmplx_f_type>(std::proj(c_f1));
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check_ret_type<cmplx_d_type>(std::proj(c_d1));
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check_ret_type<cmplx_ld_type>(std::proj(c_ld1));
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check_ret_type<cmplx_f_type>(std::proj(f1));
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check_ret_type<cmplx_d_type>(std::proj(d1));
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check_ret_type<cmplx_d_type>(std::proj(i1));
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check_ret_type<cmplx_ld_type>(std::proj(ld1));
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VERIFY( std::proj(f1) == std::proj(cmplx_f_type(f1)) );
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VERIFY( std::proj(d1) == std::proj(cmplx_d_type(d1)) );
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VERIFY( std::proj(ld1) == std::proj(cmplx_ld_type(ld1)) );
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VERIFY( std::proj(i1) == std::proj(double(i1)) );
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check_ret_type<cmplx_f_type>(std::conj(c_f1));
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check_ret_type<cmplx_d_type>(std::conj(c_d1));
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check_ret_type<cmplx_ld_type>(std::conj(c_ld1));
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check_ret_type<cmplx_f_type>(std::conj(f1));
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check_ret_type<cmplx_d_type>(std::conj(d1));
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check_ret_type<cmplx_d_type>(std::conj(i1));
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check_ret_type<cmplx_ld_type>(std::conj(ld1));
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VERIFY( std::conj(f1) == std::conj(cmplx_f_type(f1)) );
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VERIFY( std::conj(d1) == std::conj(cmplx_d_type(d1)) );
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VERIFY( std::conj(ld1) == std::conj(cmplx_ld_type(ld1)) );
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VERIFY( std::conj(i1) == std::conj(double(i1)) );
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VERIFY( std::signbit(std::conj(f1).imag()) );
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VERIFY( std::signbit(std::conj(d1).imag()) );
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VERIFY( std::signbit(std::conj(ld1).imag()) );
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}
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int main()
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{
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test01();
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return 0;
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}
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