Silence a bogus compiler warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63021 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/PreAllocSplitting.cpp b/lib/CodeGen/PreAllocSplitting.cpp
index e99c70c1642821a20ab5c34e674bf18879480e65..16a9e6d9b04173be1f79a515df016929cc8aac42 100644 (file)
--- a/lib/CodeGen/PreAllocSplitting.cpp
+++ b/lib/CodeGen/PreAllocSplitting.cpp
@@ -1238,7 +1238,7 @@ bool PreAllocSplitting::SplitRegLiveInterval(LiveInterval *LI) {
   }
 
   // Find a point to restore the value after the barrier.
-  unsigned RestoreIndex;
+  unsigned RestoreIndex = 0;
   MachineBasicBlock::iterator RestorePt =
     findRestorePoint(BarrierMBB, Barrier, LR->end, RefsInMBB, RestoreIndex);
   if (RestorePt == BarrierMBB->end())