diff options
Diffstat (limited to 'tests/test-math.c')
| -rw-r--r-- | tests/test-math.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/tests/test-math.c b/tests/test-math.c deleted file mode 100644 index cfb510b9..00000000 --- a/tests/test-math.c +++ /dev/null @@ -1,130 +0,0 @@ -/* Test of <math.h> substitute. - Copyright (C) 2007-2024 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> - -#ifndef INFINITY -# error INFINITY should be defined, added in ISO C 99 -choke me -#endif - -#ifndef NAN -# error NAN should be defined, added in ISO C 99 -choke me -#endif - -#ifndef HUGE_VALF -# error HUGE_VALF should be defined -choke me -#endif - -#ifndef HUGE_VAL -# error HUGE_VAL should be defined -choke me -#endif - -#ifndef HUGE_VALL -# error HUGE_VALL should be defined -choke me -#endif - -#ifndef FP_ILOGB0 -# error FP_ILOGB0 should be defined -choke me -#endif - -#ifndef FP_ILOGBNAN -# error FP_ILOGBNAN should be defined -choke me -#endif - -/* Check that INFINITY expands into a constant expression. */ -float in = INFINITY; - -/* Check that NAN expands into a constant expression. */ -float na = NAN; - -/* Check that HUGE_VALF expands into a constant expression. */ -float hf = HUGE_VALF; - -/* Check that HUGE_VAL expands into a constant expression. */ -double hd = HUGE_VAL; - -/* Check that HUGE_VALL expands into a constant expression. */ -long double hl = HUGE_VALL; - -#include <limits.h> - -#include "macros.h" - -/* Compare two numbers with ==. - This is a separate function because IRIX 6.5 "cc -O" miscompiles an - 'x == x' test. */ -static int -numeric_equalf (float x, float y) -{ - return x == y; -} -static int -numeric_equald (double x, double y) -{ - return x == y; -} -static int -numeric_equall (long double x, long double y) -{ - return x == y; -} - -int -main (void) -{ - double d; - double zero = 0.0; - - /* Check that INFINITY is a float. */ - ASSERT (sizeof (INFINITY) == sizeof (float)); - - /* Check that NAN is a float. */ - ASSERT (sizeof (NAN) == sizeof (float)); - - /* Check the value of NAN. */ - d = NAN; - ASSERT (!numeric_equald (d, d)); - - /* Check the value of HUGE_VALF. */ - ASSERT (numeric_equalf (HUGE_VALF, HUGE_VALF + HUGE_VALF)); - - /* Check the value of HUGE_VAL. */ - d = HUGE_VAL; - ASSERT (numeric_equald (d, 1.0 / zero)); - ASSERT (numeric_equald (HUGE_VAL, HUGE_VAL + HUGE_VAL)); - - /* Check the value of HUGE_VALL. */ - ASSERT (numeric_equall (HUGE_VALL, HUGE_VALL + HUGE_VALL)); - - /* Check the value of FP_ILOGB0. */ - ASSERT (FP_ILOGB0 == INT_MIN || FP_ILOGB0 == - INT_MAX); - - /* Check the value of FP_ILOGBNAN. */ - ASSERT (FP_ILOGBNAN == INT_MIN || FP_ILOGBNAN == INT_MAX); - - return test_exit_status; -} |
