diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index ee077d5..a2ab6e6 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -1012,8 +1012,8 @@
       // We found two constants, fold them together!
       Ops[0] = getConstant(LHSC->getValue()->getValue() +
                            RHSC->getValue()->getValue());
+      if (Ops.size() == 2) return Ops[0];
       Ops.erase(Ops.begin()+1);  // Erase the folded element
-      if (Ops.size() == 1) return Ops[0];
       LHSC = cast<SCEVConstant>(Ops[0]);
     }