fix spello


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27053 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index b6e6497..c0118af 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -232,7 +232,7 @@
     case ISD::CopyToReg: {
       unsigned InReg = getVR(Node->getOperand(2), VRBaseMap);
       unsigned DestReg = cast<RegisterSDNode>(Node->getOperand(1))->getReg();
-      if (InReg != DestReg)   // Coallesced away the copy?
+      if (InReg != DestReg)   // Coalesced away the copy?
         MRI->copyRegToReg(*BB, BB->end(), DestReg, InReg,
                           RegMap->getRegClass(InReg));
       break;