diff --git a/ARMeilleure/CodeGen/Optimizations/TailMerge.cs b/ARMeilleure/CodeGen/Optimizations/TailMerge.cs
index f85b9c69..e94df159 100644
--- a/ARMeilleure/CodeGen/Optimizations/TailMerge.cs
+++ b/ARMeilleure/CodeGen/Optimizations/TailMerge.cs
@@ -59,7 +59,7 @@ namespace ARMeilleure.CodeGen.Optimizations
             BasicBlock fromPred = from.Predecessors.Count == 1 ? from.Predecessors[0] : null;
 
             // If the block is empty, we can try to append to the predecessor and avoid unnecessary jumps.
-            if (from.Operations.Count == 0 && fromPred != null)
+            if (from.Operations.Count == 0 && fromPred != null && fromPred.SuccessorsCount == 1)
             {
                 for (int i = 0; i < fromPred.SuccessorsCount; i++)
                 {
diff --git a/ARMeilleure/Signal/NativeSignalHandler.cs b/ARMeilleure/Signal/NativeSignalHandler.cs
index 9f14dd6b..8cb2ee98 100644
--- a/ARMeilleure/Signal/NativeSignalHandler.cs
+++ b/ARMeilleure/Signal/NativeSignalHandler.cs
@@ -191,7 +191,7 @@ namespace ARMeilleure.Signal
                 // Is the fault address within this tracked region?
                 Operand inRange = context.BitwiseAnd(
                     context.ICompare(faultAddress, rangeAddress, Comparison.GreaterOrEqualUI),
-                    context.ICompare(faultAddress, rangeEndAddress, Comparison.Less)
+                    context.ICompare(faultAddress, rangeEndAddress, Comparison.LessUI)
                     );
 
                 // Only call tracking if in range.
diff --git a/ARMeilleure/Translation/PTC/Ptc.cs b/ARMeilleure/Translation/PTC/Ptc.cs
index 35bbc56e..43f3b08b 100644
--- a/ARMeilleure/Translation/PTC/Ptc.cs
+++ b/ARMeilleure/Translation/PTC/Ptc.cs
@@ -27,7 +27,7 @@ namespace ARMeilleure.Translation.PTC
         private const string OuterHeaderMagicString = "PTCohd\0\0";
         private const string InnerHeaderMagicString = "PTCihd\0\0";
 
-        private const uint InternalVersion = 3193; //! To be incremented manually for each change to the ARMeilleure project.
+        private const uint InternalVersion = 3267; //! To be incremented manually for each change to the ARMeilleure project.
 
         private const string ActualDir = "0";
         private const string BackupDir = "1";