summaryrefslogtreecommitdiff
path: root/gettext-tools/gnulib-tests/test-pow.c
diff options
context:
space:
mode:
Diffstat (limited to 'gettext-tools/gnulib-tests/test-pow.c')
-rw-r--r--gettext-tools/gnulib-tests/test-pow.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/gettext-tools/gnulib-tests/test-pow.c b/gettext-tools/gnulib-tests/test-pow.c
new file mode 100644
index 0000000..ed51502
--- /dev/null
+++ b/gettext-tools/gnulib-tests/test-pow.c
@@ -0,0 +1,42 @@
+/* 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;
+}