gcalctool r2349 - in trunk: . gcalctool

[rancell svn gnome org]

Author: rancell
Date: Mon Jan 26 12:03:46 2009
New Revision: 2349
URL: http://svn.gnome.org/viewvc/gcalctool?rev=2349&view=rev

Log:
Fix incorrect shift calculation (Bug #569176)

Modified:
   trunk/ChangeLog
   trunk/gcalctool/mp-binary.c

Modified: trunk/gcalctool/mp-binary.c
==============================================================================
--- trunk/gcalctool/mp-binary.c	(original)
+++ trunk/gcalctool/mp-binary.c	Mon Jan 26 12:03:46 2009
@@ -125,11 +125,18 @@
 void
 mp_shift(int s[MP_SIZE], int t[MP_SIZE], int times)
 {
-    if (times >= 0)
-        mpmuli(s, times*2, t);
+    int i, multiplier = 1;
+    
+    if (times >= 0) {
+        for (i = 0; i < times; i++)
+            multiplier *= 2;
+        mpmuli(s, multiplier, t);
+    }
     else {
         int temp[MP_SIZE];
-        mpdivi(s, -times*2, temp);
+        for (i = 0; i < -times; i++)
+            multiplier *= 2;
+        mpdivi(s, multiplier, temp);
         mpcmim(temp, t);
     }
 }