From 78eea4fddf720f40e51441d752176f0da00cb376 Mon Sep 17 00:00:00 2001
From: Daniel Grunwald <daniel@danielgrunwald.de>
Date: Wed, 13 Apr 2011 20:37:47 +0200
Subject: [PATCH] Fixed bug that caused yield-return analysis to fail
 sometimes.

---
 ICSharpCode.Decompiler/ILAst/YieldReturnDecompiler.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ICSharpCode.Decompiler/ILAst/YieldReturnDecompiler.cs b/ICSharpCode.Decompiler/ILAst/YieldReturnDecompiler.cs
index 5872a9a52..3e5825c56 100644
--- a/ICSharpCode.Decompiler/ILAst/YieldReturnDecompiler.cs
+++ b/ICSharpCode.Decompiler/ILAst/YieldReturnDecompiler.cs
@@ -466,7 +466,10 @@ namespace ICSharpCode.Decompiler.ILAst
 					if (!forDispose || tryFinally.CatchBlocks.Count != 0 || tryFinally.FaultBlock != null || tryFinally.FinallyBlock == null)
 						throw new YieldAnalysisFailedException();
 					ranges[tryFinally.TryBlock].UnionWith(nodeRange);
-					AssignStateRanges(tryFinally.TryBlock.Body, tryFinally.TryBlock.Body.Count, forDispose);
+					if (tryFinally.TryBlock.Body.Count != 0) {
+						ranges[tryFinally.TryBlock.Body[0]].UnionWith(nodeRange);
+						AssignStateRanges(tryFinally.TryBlock.Body, tryFinally.TryBlock.Body.Count, forDispose);
+					}
 					continue;
 				}