[Mono-bugs] [Bug 61431][Nor] New - Double data type - overflow in PPC

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Mon, 12 Jul 2004 08:51:23 -0400 (EDT)


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Changed by aravinthan.ekambaram@honeywell.com.

http://bugzilla.ximian.com/show_bug.cgi?id=61431

--- shadow/61431	2004-07-12 08:51:23.000000000 -0400
+++ shadow/61431.tmp.23595	2004-07-12 08:51:23.000000000 -0400
@@ -0,0 +1,54 @@
+Bug#: 61431
+Product: Mono: Runtime
+Version: unspecified
+OS: other
+OS Details: proprietary
+Status: NEW   
+Resolution: 
+Severity: 
+Priority: Normal
+Component: misc
+AssignedTo: lupus@ximian.com                            
+ReportedBy: aravinthan.ekambaram@honeywell.com               
+QAContact: mono-bugs@ximian.com
+TargetMilestone: ---
+URL: 
+Summary: Double data type - overflow in PPC
+
+Description of Problem:
+
+The operation of on a double data type overflows on the PPC machine, for a 
+particular value. But the same double value, on the x86/windows machine 
+there is no overflow.
+
+Consider the following code segment.
+
+   static void Main(string[] args)
+   {
+       long L1 = 632252206664834420;
+         
+       double D1 = (double)L1/10000.0;
+
+      Console.WriteLine(D1);
+   }
+
+For this piece of code, on the PPC target I get the value zero, but at the 
+same time on x86/Windows I get the value 63225220666483.
+
+
+Steps to reproduce the problem:
+1. Run the example code given above on both x86 and Windows machine.
+2. 
+3. 
+
+Actual Results:
+ On PPC target, zero.
+
+Expected Results:
+ 63225220666483
+
+How often does this happen? 
+ everytime
+
+Additional Information:
+ Nothing