Adjust the sizes for a few SmallVectors to reflect their usage.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64381 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocBigBlock.cpp b/lib/CodeGen/RegAllocBigBlock.cpp
index 584aa7c..91e4099 100644
--- a/lib/CodeGen/RegAllocBigBlock.cpp
+++ b/lib/CodeGen/RegAllocBigBlock.cpp
@@ -518,7 +518,7 @@
     assignVirtToPhysReg(VirtReg, PhysReg);
   } else {  // no free registers available.
     // try to fold the spill into the instruction
-    SmallVector<unsigned, 2> Ops;
+    SmallVector<unsigned, 1> Ops;
     Ops.push_back(OpNum);
     if(MachineInstr* FMI = TII->foldMemoryOperand(*MF, MI, Ops, FrameIndex)) {
       ++NumFolded;