Mercurial > hg > octave-lojdl > gnulib-hg
view tests/test-hypotl.c @ 17460:d11431703671
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author | Karl Berry <karl@freefriends.org> |
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date | Fri, 09 Aug 2013 08:03:30 -0700 |
parents | e542fd46ad6f |
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/* Test of hypotl() function. Copyright (C) 2010-2013 Free Software Foundation, Inc. This program 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 of the License, or (at your option) any later version. This program 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 program. If not, see <http://www.gnu.org/licenses/>. */ /* Written by Bruno Haible <bruno@clisp.org>, 2010. */ #include <config.h> #include <math.h> #include "signature.h" SIGNATURE_CHECK (hypotl, long double, (long double, long double)); #include <float.h> #include "fpucw.h" #include "macros.h" #undef MIN #undef MAX #define DOUBLE long double #define HUGEVAL HUGE_VALL #define L_(literal) literal##L #define MANT_DIG LDBL_MANT_DIG #define MIN LDBL_MIN #define MAX LDBL_MAX #define HYPOT hypotl #define RANDOM randoml #include "test-hypot.h" int main () { DECL_LONG_DOUBLE_ROUNDING BEGIN_LONG_DOUBLE_ROUNDING (); /* A particular value. */ x = 0.4L; y = 0.6L; z = hypotl (x, y); ASSERT (z >= 0.7211102550L && z <= 0.7211102551L); test_function (); return 0; }