Fix #2582: Assertion when using named arguments in a constrained call

3 years ago · ced6ed445a
1 changed files with 1 additions and 1 deletions
--- a/ICSharpCode.Decompiler/IL/Transforms/NamedArgumentTransform.cs
+++ b/ICSharpCode.Decompiler/IL/Transforms/NamedArgumentTransform.cs
@ -98,7 +98,7 @@ namespace ICSharpCode.Decompiler.IL.Transforms
 				namedArgBlock.FinalInstruction = call;
 				if (call.IsInstanceCall)
 				{
-					IType thisVarType = call.Method.DeclaringType;
+					IType thisVarType = call.ConstrainedTo ?? call.Method.DeclaringType;
 					if (CallInstruction.ExpectedTypeForThisPointer(thisVarType) == StackType.Ref)
 					{
 						thisVarType = new ByReferenceType(thisVarType);