From bb10f5a6a6ec027158da16b2e3435f2ce81e5a03 Mon Sep 17 00:00:00 2001
From: Siegfried Pammer <siegfriedpammer@gmail.com>
Date: Sat, 8 Jun 2019 17:21:15 +0200
Subject: [PATCH] Fix #1528: Show default value of nullable parameters as null.

---
 ICSharpCode.Decompiler/CSharp/Syntax/TypeSystemAstBuilder.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ICSharpCode.Decompiler/CSharp/Syntax/TypeSystemAstBuilder.cs b/ICSharpCode.Decompiler/CSharp/Syntax/TypeSystemAstBuilder.cs
index 7752d667e..2c13f6f56 100644
--- a/ICSharpCode.Decompiler/CSharp/Syntax/TypeSystemAstBuilder.cs
+++ b/ICSharpCode.Decompiler/CSharp/Syntax/TypeSystemAstBuilder.cs
@@ -739,7 +739,7 @@ namespace ICSharpCode.Decompiler.CSharp.Syntax
 			if (type == null)
 				throw new ArgumentNullException("type");
 			if (constantValue == null) {
-				if (type.IsReferenceType == true) {
+				if (type.IsReferenceType == true || type.IsKnownType(KnownTypeCode.NullableOfT)) {
 					var expr = new NullReferenceExpression();
 					if (AddResolveResultAnnotations)
 						expr.AddAnnotation(new ConstantResolveResult(SpecialType.NullType, null));