Mercurial > hg > octave-shane > gnulib-hg
view tests/test-logbl.c @ 17632:86af85d364e1 default tip
unistd: port readlink to Mac OS X 10.3.9
* lib/unistd.in.h (_GL_INCLUDING_UNISTD_H): New macro, to work
around self-include problem in Mac OS X 10.3.9 when combined with
readlink module. Problem reported by Klaus Zietler in
<http://bugs.gnu.org/16825>.
author | Paul Eggert <eggert@penguin.cs.ucla.edu> |
---|---|
date | Tue, 25 Feb 2014 11:16:27 -0800 |
parents | 344018b6e5d7 |
children |
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/* Test of logbl() function. Copyright (C) 2010-2014 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 (logbl, long double, (long double)); #include <float.h> #include "minus-zero.h" #include "macros.h" #define DOUBLE long double #define VOLATILE #define HUGEVAL HUGE_VALL #define L_(literal) literal##L #define MINUS_ZERO minus_zerol #define MAX_EXP LDBL_MAX_EXP #define MIN_EXP LDBL_MIN_EXP /* On MIPS IRIX machines, LDBL_MIN_EXP is -1021, but the smallest reliable exponent for 'long double' is -964. Similarly, on PowerPC machines, LDBL_MIN_EXP is -1021, but the smallest reliable exponent for 'long double' is -968. For exponents below that, the precision may be truncated to the precision used for 'double'. */ #ifdef __sgi # define MIN_NORMAL_EXP (LDBL_MIN_EXP + 57) #elif defined __ppc || defined __ppc__ || defined __powerpc || defined __powerpc__ # define MIN_NORMAL_EXP (LDBL_MIN_EXP + 53) #else # define MIN_NORMAL_EXP LDBL_MIN_EXP #endif #define LOGB logbl #define RANDOM randoml #include "test-logb.h" int main () { test_function (); return 0; }