Rename a variable to avoid shadowing.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104234 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index f648560..15751aa 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -2870,8 +2870,9 @@
 
     for (size_t LUIdx = 0, NumUses = Uses.size(); LUIdx != NumUses; ++LUIdx) {
       LSRUse &LU = Uses[LUIdx];
-      for (size_t i = 0, e = LU.Formulae.size(); i != e; ++i) {
-        Formula &F = LU.Formulae[i];
+      for (size_t FIdx = 0, NumForms = LU.Formulae.size();
+           FIdx != NumForms; ++FIdx) {
+        Formula &F = LU.Formulae[FIdx];
         if (F.AM.BaseOffs != 0 && F.AM.Scale == 0) {
           if (LSRUse *LUThatHas = FindUseWithSimilarFormula(F, LU)) {
             if (reconcileNewOffset(*LUThatHas, F.AM.BaseOffs,