Remove unused vector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121741 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp
index 4028989..943da11 100644
--- a/lib/CodeGen/RegAllocGreedy.cpp
+++ b/lib/CodeGen/RegAllocGreedy.cpp
@@ -273,7 +273,7 @@
 unsigned RAGreedy::selectOrSplit(LiveInterval &VirtReg,
                                 SmallVectorImpl<LiveInterval*> &SplitVRegs) {
   // Populate a list of physical register spill candidates.
-  SmallVector<unsigned, 8> PhysRegSpillCands, ReassignCands;
+  SmallVector<unsigned, 8> PhysRegSpillCands;
 
   // Check for an available register in this class.
   AllocationOrder Order(VirtReg.reg, *VRM, ReservedRegs);