From 8aff8b22b1b0917179579e77e7c83cceda27c109 Mon Sep 17 00:00:00 2001
From: de4dot <de4dot@gmail.com>
Date: Sat, 4 Aug 2012 23:46:51 +0200
Subject: [PATCH] Appended instructions must be cloned

---
 blocks/Block.cs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/blocks/Block.cs b/blocks/Block.cs
index 1f10cf1e..1142e016 100644
--- a/blocks/Block.cs
+++ b/blocks/Block.cs
@@ -252,8 +252,8 @@ namespace de4dot.blocks {
 			removeLastBr();		// Get rid of last br/br.s if present
 
 			var newInstructions = new List<Instr>(instructions.Count + other.instructions.Count);
-			addInstructions(newInstructions, instructions);
-			addInstructions(newInstructions, other.instructions);
+			addInstructions(newInstructions, instructions, false);
+			addInstructions(newInstructions, other.instructions, true);
 			instructions = newInstructions;
 
 			disconnectFromFallThroughAndTargets();
@@ -265,11 +265,11 @@ namespace de4dot.blocks {
 			updateSources();
 		}
 
-		void addInstructions(IList<Instr> dest, IList<Instr> instrs) {
+		void addInstructions(IList<Instr> dest, IList<Instr> instrs, bool clone) {
 			for (int i = 0; i < instrs.Count; i++) {
 				var instr = instrs[i];
 				if (instr.OpCode != OpCodes.Nop)
-					dest.Add(instr);
+					dest.Add(clone ? new Instr(DotNetUtils.clone(instr.Instruction)) : instr);
 			}
 		}