http://bugzilla.novell.com/show_bug.cgi?id=600560
http://bugzilla.novell.com/show_bug.cgi?id=600560#c0 Summary: System.ArgumentException thrown while compiling exception code with generic method Classification: Mono Product: Mono: Compilers Version: SVN Platform: x86-64 OS/Version: RHEL 4 Status: NEW Severity: Normal Priority: P5 - None Component: C# AssignedTo: mono-bugs@lists.ximian.com ReportedBy: billholme...@gmail.com QAContact: mono-bugs@lists.ximian.com Found By: --- Blocker: --- User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3 (.NET CLR 3.5.30729) In the sample below notice that the catch block names an unused variable. If you remove the variable name from the catch argument list the bug does not occur. Reproducible: Always Steps to Reproduce: //Compile the attached sample - gmcs -target:library throwBug.cs using System; public class Test { public System.Collections.Generic.IEnumerable<int> TestMethod () { try { } catch (Exception ex) { throw; } yield break; } } Actual Results: Internal compiler error at throwBug.cs(5,60):: exception caught while emitting MethodBuilder [<TestMethod>c__Iterator0::MoveNext] Unhandled Exception: Mono.CSharp.InternalErrorException: Helper class already defined! at Mono.CSharp.CompilerGeneratedClass.CheckMembersDefined () [0x00000] at Mono.CSharp.AnonymousMethodStorey.AddCapturedVariable (System.String name, System.Type type) [0x00000] at Mono.CSharp.HoistedVariable..ctor (Mono.CSharp.AnonymousMethodStorey storey, System.String name, System.Type type) [0x00000] at Mono.CSharp.HoistedLocalVariable..ctor (Mono.CSharp.AnonymousMethodStorey scope, Mono.CSharp.LocalInfo local, System.String name) [0x00000] at Mono.CSharp.AnonymousMethodStorey.CaptureLocalVariable (Mono.CSharp.EmitContext ec, Mono.CSharp.LocalInfo local_info) [0x00000] at Mono.CSharp.LocalVariableReference.DoResolveBase (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.LocalVariableReference.DoResolve (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec, ResolveFlags flags) [0x00000] at Mono.CSharp.Expression.Resolve (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Catch.DoEmit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Statement.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.TryCatch.DoEmit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Statement.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Block.DoEmit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Block.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Iterator.EmitMoveNext_NoResumePoints (Mono.CSharp.EmitContext ec, Mono.CSharp.Block original_block) [0x00000] at Mono.CSharp.Iterator.EmitMoveNext (Mono.CSharp.EmitContext ec, Mono.CSharp.Block original_block) [0x00000] at Mono.CSharp.IteratorStatement.DoEmit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Statement.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Block.DoEmit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.Block.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.ExplicitBlock.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.ToplevelBlock.Emit (Mono.CSharp.EmitContext ec) [0x00000] at Mono.CSharp.EmitContext.EmitResolvedTopBlock (Mono.CSharp.ToplevelBlock block, Boolean unreachable) [0x00000] at Mono.CSharp.EmitContext.EmitTopBlock (IMethodData md, Mono.CSharp.ToplevelBlock block) [0x00000] at Mono.CSharp.MethodData.Emit (Mono.CSharp.DeclSpace parent) [0x00000] at Mono.CSharp.MethodOrOperator.Emit () [0x00000] at Mono.CSharp.Method.Emit () [0x00000] -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the QA contact for the bug. You are the assignee for the bug. _______________________________________________ mono-bugs maillist - mono-bugs@lists.ximian.com http://lists.ximian.com/mailman/listinfo/mono-bugs
