summaryrefslogtreecommitdiff
path: root/gettext-tools/gnulib-tests/test-pow.c
blob: ed51502b3fc94df479bbc1f406b207078e5b842f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/* Test of pow() function.
   Copyright (C) 2010-2015 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 (pow, double, (double, double));

#include "macros.h"

volatile double x;
volatile double y;
double z;

int
main ()
{
  /* A particular value.  */
  x = 243.0;
  y = 1.2;
  z = pow (x, y);
  ASSERT (z >= 728.9999999 && z <= 729.0000001);

  return 0;
}