[Mono-bugs] [Bug 350286] New: Importing generic instance methods with SRE emitted types on MS fails

[bugzilla_noreply at novell.com]

https://bugzilla.novell.com/show_bug.cgi?id=350286


           Summary: Importing generic instance methods with SRE emitted
                    types on MS fails
           Product: Mono: Class Libraries
           Version: SVN
          Platform: Other
        OS/Version: Other
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: Cecil
        AssignedTo: jbevain at novell.com
        ReportedBy: rkvinge at novell.com
         QAContact: mono-bugs at ximian.com
          Found By: ---


Repro:
using System.Collections.Generic;
using System;
using System.Reflection;
using System.Reflection.Emit;
using Mono.Cecil;

class test
{
        static void Main ()
        {
                AssemblyName name = new AssemblyName ();
                name.Name = "tester";
                AssemblyBuilder ab =
System.AppDomain.CurrentDomain.DefineDynamicAssembly(name,
System.Reflection.Emit.AssemblyBuilderAccess.Save, ".");
                ModuleBuilder mb = ab.DefineDynamicModule("tester",
"tesster.dll", false);
                TypeBuilder tb = mb.DefineType ("T");
                Type t = typeof (List<>).MakeGenericType (tb);
                MethodInfo m = TypeBuilder.GetMethod(t, typeof
(List<>).GetMethod ("AddRange")); // Typet.GetMethod ("AddRange");
                Console.WriteLine (m.GetType ().FullName);

                AssemblyDefinition a = AssemblyFactory.DefineAssembly("tester",
AssemblyKind.Dll);
                MethodReference mr = a.MainModule.Import (m);
                Console.WriteLine (mr.Name);
        }
}

Result on MS:
Z:\>test.exe
System.Reflection.Emit.MethodOnTypeBuilderInstantiation

Unhandled Exception: System.Reflection.TargetInvocationException: Exception has
been thrown by the target of an invocation. --->
System.InvalidOperationException: Operation is not valid due to the current
state of the object.
   at System.Reflection.MemberInfo.get_MetadataToken()
   --- End of inner exception stack trace ---
   at System.RuntimeMethodHandle._InvokeMethodFast(Object target, Object[]
arguments, SignatureStruct& sig, MethodAttributes methodAttributes,
RuntimeTypeHandle typeOwner)
   at System.RuntimeMethodHandle.InvokeMethodFast(Object target, Object[]
arguments, Signature sig, MethodAttributes methodAttributes, RuntimeTypeHandle
typeOwner)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags
invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean
skipVisibilityChecks)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags
invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
   at System.Reflection.RuntimePropertyInfo.GetValue(Object obj, BindingFlags
invokeAttr, Binder binder, Object[] index, CultureInfo culture)
   at System.Reflection.RuntimePropertyInfo.GetValue(Object obj, Object[]
index)
   at Mono.Cecil.ReflectionHelper.GetMetadataToken(MethodInfo mi)
   at Mono.Cecil.ReflectionHelper.ImportMethodBase(MethodBase mb, Type retType,
ImportContext context)
   at Mono.Cecil.ModuleDefinition.Import(MethodBase meth)
   at test.Main()

Result on Mono:
rolf at linux:~/test> mono test.exe
System.Reflection.MonoGenericMethod
AddRange


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