[Mono-bugs] [Bug 470089] New: Overflow when casting from ulong to uint is not detected

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https://bugzilla.novell.com/show_bug.cgi?id=470089


           Summary: Overflow when casting from ulong to uint is not
                    detected
    Classification: Mono
           Product: Mono: Runtime
           Version: 1.9
          Platform: x86-64
        OS/Version: Ubuntu
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: JIT
        AssignedTo: lupus at novell.com
        ReportedBy: andres.meyer at computer.org
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---


User-Agent:       Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.5)
Gecko/2008121623 Ubuntu/8.10 (intrepid) Firefox/3.0.5

This here causes an overflow in .net 2.0, but just truncates in mono:

ulong b = 0xFFFFFFFFFF; uint a = (uint) b;

Reproducible: Always

Steps to Reproduce:
1.ulong b = 0xFFFFFFFFFF; uint a = (uint) b;
2.
3.
Actual Results:  
b == 0xFFFFFFFF

Expected Results:  
Overflow exception

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