diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp
index d79df622ee5..357772c9c4f 100644
--- a/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/lib/Analysis/BasicAliasAnalysis.cpp
@@ -1148,15 +1148,15 @@ AliasResult BasicAAResult::aliasGEP(
     bool AllNonPositive = DecompGEP1.Offset.isNonPositive();
     for (unsigned i = 0, e = DecompGEP1.VarIndices.size(); i != e; ++i) {
       APInt Scale = DecompGEP1.VarIndices[i].Scale;
-      APInt ScaleForGDC = DecompGEP1.VarIndices[i].Scale;
+      APInt ScaleForGCD = DecompGEP1.VarIndices[i].Scale;
       if (!DecompGEP1.VarIndices[i].IsNSW)
-        ScaleForGDC = APInt::getOneBitSet(Scale.getBitWidth(),
+        ScaleForGCD = APInt::getOneBitSet(Scale.getBitWidth(),
                                           Scale.countTrailingZeros());
 
       if (i == 0)
-        GCD = ScaleForGDC.abs();
+        GCD = ScaleForGCD.abs();
       else
-        GCD = APIntOps::GreatestCommonDivisor(GCD, ScaleForGDC.abs());
+        GCD = APIntOps::GreatestCommonDivisor(GCD, ScaleForGCD.abs());
 
       if (AllNonNegative || AllNonPositive) {
         // If the Value could change between cycles, then any reasoning about