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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [testsuite/] [26_numerics/] [complex/] [13450.cc] - Rev 424
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// { dg-do run { xfail broken_cplxf_arg } } // Copyright (C) 2004, 2009 Free Software Foundation // // 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/>. // 26.2.8 complex transcendentals #include <complex> #include <limits> #include <testsuite_hooks.h> template<typename T> void test01_do(T a, T b) { using namespace std; bool test __attribute__((unused)) = true; typedef complex<T> cplx; T eps = numeric_limits<T>::epsilon() * 100; cplx ref = pow(cplx(a, T()), cplx(b, T())); cplx res1 = pow(a, cplx(b, T())); cplx res2 = pow(cplx(a, T()), b); VERIFY( abs(ref - res1) < eps ); VERIFY( abs(ref - res2) < eps ); VERIFY( abs(res1 - res2) < eps ); } // libstdc++/13450 void test01() { float f1 = -1.0f; float f2 = 0.5f; test01_do(f1, f2); f1 = -3.2f; f2 = 1.4f; test01_do(f1, f2); double d1 = -1.0; double d2 = 0.5; test01_do(d1, d2); d1 = -3.2; d2 = 1.4; test01_do(d1, d2); #if __LDBL_MANT_DIG__ != 106 /* For IBM long double, epsilon is too small (since 1.0 plus any double is representable) to be able to expect results within epsilon * 100 (which may be much less than 1ulp for a particular long double value). */ long double ld1 = -1.0l; long double ld2 = 0.5l; test01_do(ld1, ld2); ld1 = -3.2l; ld2 = 1.4l; test01_do(ld1, ld2); #endif } int main() { test01(); return 0; }
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