Bad label content in ILGenerator in the Mapster benchmark with FEC V3

[dadhi]

The exception looks like this:

Unhandled exception. System.ArgumentException: Bad label content in ILGenerator.
   at System.Reflection.Emit.ILGenerator.GetLabelPos(Label lbl)
   at System.Reflection.Emit.ILGenerator.BakeByteArray()
   at System.Reflection.Emit.DynamicResolver..ctor(DynamicILGenerator ilGenerator)
   at System.Reflection.Emit.DynamicILGenerator.GetCallableMethod(RuntimeModule module, DynamicMethod dm)
   at System.Reflection.Emit.DynamicMethod.GetMethodDescriptor()
   at System.Reflection.Emit.DynamicMethod.CreateDelegate(Type delegateType, Object target)
   at FastExpressionCompiler.ExpressionCompiler.TryCompileBoundToFirstClosureParam(Type delegateType, Expression bodyExpr, IReadOnlyList`1 paramExprs, Type[] closurePlusParamTypes, Type returnType, CompilerFlags flags) in /_/src/FastExpressionCompiler/FastExpressionCompiler.cs:line 465
   at FastExpressionCompiler.ExpressionCompiler.CompileFast(LambdaExpression lambdaExpr, Boolean ifFastFailedReturnNull, CompilerFlags flags) in /_/src/FastExpressionCompiler/FastExpressionCompiler.cs:line 131
   at Benchmark.TestAdaptHelper.<>c.<SetupCompiler>b__4_1(LambdaExpression exp) in D:\Dev\Mapster\src\Benchmark\TestAdaptHelper.cs:line 86
   at Mapster.TypeAdapterConfig.Compile(Type sourceType, Type destinationType) in D:\Dev\Mapster\src\Mapster\TypeAdapterConfig.cs:line 594
   at Benchmark.TestAdaptHelper.ConfigureMapster(Customer customerInstance, MapsterCompilerType type) in D:\Dev\Mapster\src\Benchmark\TestAdaptHelper.cs:line 113
   at Benchmark.Benchmarks.TestComplexTypes.SetupFec() in D:\Dev\Mapster\src\Benchmark\Benchmarks\TestComplexTypes.cs:line 70
   at Benchmark.Program.Main(String[] args) in D:\Dev\Mapster\src\Benchmark\Program.cs:line 22