45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
// { dg-do run { target c++11 } }
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// 2008-05-26 Paolo Carlini <paolo.carlini@oracle.com>
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//
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// Copyright (C) 2008-2024 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 <cmath>
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#include <testsuite_hooks.h>
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#include <testsuite_tr1.h>
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// DR 550. What should the return type of pow(float,int) be?
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void test01()
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{
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using __gnu_test::check_ret_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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check_ret_type<double>(std::pow(f1, i1));
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VERIFY( std::pow(f1, i1) == std::pow(double(f1), double(i1)) );
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check_ret_type<double>(std::pow(d1, i1));
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check_ret_type<long double>(std::pow(ld1, i1));
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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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