[Mono-bugs] [Bug 621968] New: Gendarme - ArgumentOutOfRangeException from AvoidCodeDuplicatedInSameClassRule

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http://bugzilla.novell.com/show_bug.cgi?id=621968

http://bugzilla.novell.com/show_bug.cgi?id=621968#c0


           Summary: Gendarme - ArgumentOutOfRangeException from
                    AvoidCodeDuplicatedInSameClassRule
    Classification: Mono
           Product: Mono: Tools
           Version: 2.6.x
          Platform: x86
        OS/Version: Windows XP
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: Gendarme
        AssignedTo: mono-bugs at lists.ximian.com
        ReportedBy: eric.zeitler at gmail.com
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---
           Blocker: ---


Created an attachment (id=375658)
 --> (http://bugzilla.novell.com/attachment.cgi?id=375658)
zipped Debug directory for repro case

User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US)
AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.458.1 Safari/534.3

Rule:    Gendarme.Rules.Smells.AvoidCodeDuplicatedInSameClassRule

Target:    System.IO.Packaging.PackUriHelperInternal

Stack trace: System.ArgumentOutOfRangeException: Index was out of range. Must
be non-negative and less than the size of the collection.
Parameter name: index
   at System.Collections.CollectionBase.System.Collections.IList.get_Item(Int32
index)
   at Mono.Cecil.Cil.VariableDefinitionCollection.get_Item(Int32 index)
   at Gendarme.Rules.Smells.InstructionMatcher.AreEquivalent(Instruction
source, Instruction target)
   at Gendarme.Rules.Smells.InstructionMatcher.Match(Pattern pattern,
InstructionCollection target)
   at
Gendarme.Rules.Smells.CodeDuplicatedLocator.GetDuplicatedCode(MethodDefinition
current, MethodDefinition target)
   at
Gendarme.Rules.Smells.CodeDuplicatedLocator.CompareMethodAgainstTypeMethods(MethodDefinition
current, TypeDefinition targetType)
   at
Gendarme.Rules.Smells.AvoidCodeDuplicatedInSameClassRule.CheckType(TypeDefinition
type)
   at Gendarme.Framework.Runner.OnType(RunnerEventArgs e)
   at Gendarme.GuiRunner.OnType(RunnerEventArgs e)
   at Gendarme.Framework.Runner.Run()
   at Gendarme.GuiRunner.Execute()Rule:   
Gendarme.Rules.Correctness.EnsureLocalDisposalRule

Target:    T
OpenTK.Graphics.TextureRegion2D`1::get_Item(System.Int32,System.Int32)

Stack trace: System.NullReferenceException: Object reference not set to an
instance of an object.
   at Mono.Cecil.MethodReference.Resolve()
   at
Gendarme.Rules.Correctness.EnsureLocalDisposalRule.DoesReturnDisposable(MethodReference
call)
   at
Gendarme.Rules.Correctness.EnsureLocalDisposalRule.CheckMethod(MethodDefinition
method)
   at Gendarme.Framework.Runner.OnMethod(RunnerEventArgs e)
   at Gendarme.Framework.Runner.Run()
   at Gendarme.GuiRunner.Execute()

Reproducible: Always

Steps to Reproduce:
1. Add the attached DLLs to be analyzed using No Limit/High/High/All Code.
Actual Results:  
Report generated, but error message occured.

Expected Results:  
Should have not encountered any errors.

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