Mercurial > gnulib
view tests/test-math.c @ 9854:baba3b346ab2
Use macros NaNf, NaNd, NaNl instead of NAN.
author | Bruno Haible <bruno@clisp.org> |
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date | Wed, 02 Apr 2008 03:06:02 +0200 |
parents | 7f3ed6b093be |
children | 0148cac24350 |
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/* Test of <math.h> substitute. Copyright (C) 2007, 2008 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>, 2007. */ #include <config.h> #include <math.h> #ifndef NAN # error NAN should be defined choke me #endif #if 0 /* Check that NAN expands into a constant expression. */ static float n = NAN; #endif int main () { double d = NAN; return d == d; }