1 files changed, 3 insertions, 2 deletions
diff --git a/lib/CodeGen/RegAllocBigBlock.cpp b/lib/CodeGen/RegAllocBigBlock.cpp
index 73845db28f..584aa7c7c0 100644
--- a/lib/CodeGen/RegAllocBigBlock.cpp
+++ b/lib/CodeGen/RegAllocBigBlock.cpp
@@ -823,8 +823,9 @@ void RABigBlock::AllocateBasicBlock(MachineBasicBlock &MBB) {
     }
     
     // Finally, if this is a noop copy instruction, zap it.
-    unsigned SrcReg, DstReg;
-    if (TII.isMoveInstr(*MI, SrcReg, DstReg) && SrcReg == DstReg)
+    unsigned SrcReg, DstReg, SrcSubReg, DstSubReg;
+    if (TII.isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg) &&
+        SrcReg == DstReg)
       MBB.erase(MI);
   }