-/*
- * sysmath.c: these are based on bob smith's csharp routines
+/**
+ * \file
+ * these are based on bob smith's csharp routines
*
* Author:
* Mono Project (http://www.mono-project.com)
* Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
* Copyright 2004-2009 Novell, Inc (http://www.novell.com)
* Copyright 2015 Xamarin, Inc (https://www.xamarin.com)
+ * Licensed under the MIT license. See LICENSE file in the project root for full license information.
*/
//
if (result == MInfinity.d && x < 0.0 && isfinite (x) && ceil (y / 2) == floor (y / 2))
result = PInfinity.d;
+#if defined (__linux__) && SIZEOF_VOID_P == 4
+ /* On Linux 32bits, some tests erroneously return NaN */
+ if (isnan (result)) {
+ if (isminusone (x) && (y > 9007199254740991.0 || y < -9007199254740991.0)) {
+ /* Math.Pow (-1, Double.MaxValue) and Math.Pow (-1, Double.MinValue) should return 1 */
+ result = POne.d;
+ } else if (x < -9007199254740991.0 && y < -9007199254740991.0) {
+ /* Math.Pow (Double.MinValue, Double.MinValue) should return 0 */
+ result = 0.0;
+ } else if (x < -9007199254740991.0 && y > 9007199254740991.0) {
+ /* Math.Pow (Double.MinValue, Double.MaxValue) should return Double.PositiveInfinity */
+ result = PInfinity.d;
+ }
+ }
+#endif
+
return result == -0.0 ? 0 : result;
}