Self decompilation failed: Error decompiling for 'McMaster.Extensions.CommandLineUtils.Abstractions\StockValueParsers.cs'

[greenozon]

Input code

save as McMaster.Extensions.CommandLineUtils.dll

Erroneous output

Error decompiling for 'McMaster.Extensions.CommandLineUtils.Abstractions\StockValueParsers.cs'
in assembly "C:\Prg\IL9\McMaster.Extensions.CommandLineUtils.dll"
 ---> ICSharpCode.ILSpy.AssertionFailedException: 
   at ICSharpCode.ILSpy.ILSpyTraceListener.Fail(String message, String detailMessage) in offset 373
   at System.Diagnostics.TraceInternal.Fail(String message, String detailMessage) in offset 48
   at System.Diagnostics.Debug.Fail(String message, String detailMessage) in offset 0
   at ICSharpCode.Decompiler.CSharp.Transforms.DeclareVariables.ResolveCollisions() in DeclareVariables.cs:line 483
   at ICSharpCode.Decompiler.CSharp.Transforms.DeclareVariables.Analyze(AstNode rootNode) in DeclareVariables.cs:line 173
   at ICSharpCode.Decompiler.CSharp.Transforms.PatternStatementTransform.Run(AstNode rootNode, TransformContext context) in PatternStatementTransform.cs:line 48
   at ICSharpCode.Decompiler.CSharp.CSharpDecompiler.RunTransforms(AstNode rootNode, DecompileRun decompileRun, ITypeResolveContext decompilationContext) in CSharpDecompiler.cs:line 556
   at ICSharpCode.Decompiler.CSharp.CSharpDecompiler.DecompileTypes(IEnumerable`1 types) in CSharpDecompiler.cs:line 945
   at ICSharpCode.Decompiler.CSharp.ProjectDecompiler.WholeProjectDecompiler.<>c__DisplayClass50_0.<WriteCodeFilesInProject>b__5(IGrouping`2 file) in WholeProjectDecompiler.cs:line 302
-- continuing with outer exception (ICSharpCode.Decompiler.DecompilerException) --
   at ICSharpCode.Decompiler.CSharp.ProjectDecompiler.WholeProjectDecompiler.<>c__DisplayClass50_0.<WriteCodeFilesInProject>b__5(IGrouping`2 file) in WholeProjectDecompiler.cs:line 326
   at System.Threading.Tasks.Parallel.<>c__DisplayClass43_0`2.<PartitionerForEachWorker>b__1(IEnumerator& partitionState, Int64 timeout, Boolean& replicationDelegateYieldedBeforeCompletion) in offset 259
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() in offset 17
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw(Exception source) in offset 0
   at System.Threading.Tasks.Parallel.<>c__DisplayClass43_0`2.<PartitionerForEachWorker>b__1(IEnumerator& partitionState, Int64 timeout, Boolean& replicationDelegateYieldedBeforeCompletion) in offset 607
   at System.Threading.Tasks.TaskReplicator.Replica.Execute() in offset 35

If the output fails to re-compile, provide the compiler error message.
If the output has the wrong behavior, explain how it differs from the expected behavior.

Details

• ILSpy version 10.0.0.8152-preview2+3d51d8a581ad5f6c58cae7a840043e67405060f7
• .NET version 10.0.0-preview.7.25380.108+30000d883e06c122311a66894579bc12329a09d4

[petercrabtree]

This seems to be a duplicate issue: #3441