Mercurial > gnulib
view tests/test-ceill.c @ 40231:9b3c79fdfe0b
strtod: fix clash with strtold
Problem reported for RHEL 5 by Jesse Caldwell (Bug#34817).
* lib/strtod.c (compute_minus_zero, minus_zero):
Simplify by remving the macro / external variable,
and having just a function. User changed. This avoids
the need for an external variable that might clash.
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Mon, 11 Mar 2019 16:40:29 -0700 |
parents | b06060465f09 |
children |
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/* Test of rounding towards positive infinity. Copyright (C) 2007-2019 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 <https://www.gnu.org/licenses/>. */ /* Written by Bruno Haible <bruno@clisp.org>, 2007. */ #include <config.h> #include <math.h> #include "signature.h" SIGNATURE_CHECK (ceill, long double, (long double)); #include <float.h> #include "fpucw.h" #include "isnanl-nolibm.h" #include "minus-zero.h" #include "infinity.h" #include "nan.h" #include "macros.h" int main () { DECL_LONG_DOUBLE_ROUNDING BEGIN_LONG_DOUBLE_ROUNDING (); /* Zero. */ ASSERT (ceill (0.0L) == 0.0L); ASSERT (ceill (minus_zerol) == 0.0L); /* Positive numbers. */ ASSERT (ceill (0.3L) == 1.0L); ASSERT (ceill (0.7L) == 1.0L); ASSERT (ceill (1.0L) == 1.0L); ASSERT (ceill (1.001L) == 2.0L); ASSERT (ceill (1.5L) == 2.0L); ASSERT (ceill (1.999L) == 2.0L); ASSERT (ceill (2.0L) == 2.0L); ASSERT (ceill (65535.999L) == 65536.0L); ASSERT (ceill (65536.0L) == 65536.0L); ASSERT (ceill (2.341e31L) == 2.341e31L); /* Negative numbers. */ ASSERT (ceill (-0.3L) == 0.0L); ASSERT (ceill (-0.7L) == 0.0L); ASSERT (ceill (-1.0L) == -1.0L); ASSERT (ceill (-1.5L) == -1.0L); ASSERT (ceill (-1.999L) == -1.0L); ASSERT (ceill (-2.0L) == -2.0L); ASSERT (ceill (-65535.999L) == -65535.0L); ASSERT (ceill (-65536.0L) == -65536.0L); ASSERT (ceill (-2.341e31L) == -2.341e31L); /* Infinite numbers. */ ASSERT (ceill (Infinityl ()) == Infinityl ()); ASSERT (ceill (- Infinityl ()) == - Infinityl ()); /* NaNs. */ ASSERT (isnanl (ceill (NaNl ()))); return 0; }