diff --git a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
index 3d22f70..2a7989d 100644
--- a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -1571,7 +1571,7 @@
 }
 
 void LiveIntervals::renameDisconnectedComponents() {
-  ConnectedSubRegClasses SubRegClasses(*this, *MRI);
+  ConnectedSubRegClasses SubRegClasses(*this, *MRI, *TII);
 
   // Iterate over all vregs. Note that we query getNumVirtRegs() the newly
   // created vregs end up with higher numbers but do not need to be visited as