[aandrejevic] 64677: [FAST486] CountLeadingZeros64 shouldn't loop forever if "Value" is 0.

Author: aandrejevic
Date: Sat Oct 11 16:57:33 2014
New Revision: 64677

URL: http://svn.reactos.org/svn/reactos?rev=64677&view=rev
Log:
[FAST486]
CountLeadingZeros64 shouldn't loop forever if "Value" is 0.

Modified:
    trunk/reactos/lib/fast486/common.inl

Modified: trunk/reactos/lib/fast486/common.inl
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fast486/common.inl?rev=...
==============================================================================
--- trunk/reactos/lib/fast486/common.inl	[iso-8859-1] (original)
+++ trunk/reactos/lib/fast486/common.inl	[iso-8859-1] Sat Oct 11 16:57:33 2014
@@ -38,7 +38,7 @@
         ULONG Count = 0;
         ULONGLONG Mask = 1ULL << 63;

-        while (!(Value & Mask))
+        while (!(Value & Mask) && Mask)
         {
             Count++;
             Mask >>= 1;