Clear split info object.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41823 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp
index f4be5dd..abda03c 100644
--- a/lib/Transforms/Scalar/LoopIndexSplit.cpp
+++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp
@@ -382,6 +382,7 @@
   // Check all basic block's terminators.
   for (Loop::block_iterator I = L->block_begin(), E = L->block_end();
        I != E; ++I) {
+    SD.clear();
     BasicBlock *BB = *I;
 
     // If this basic block does not terminate in a conditional branch