Created ValueStateSet class to manage the creation of multiple states by a method.
Modified the new EvalBinOpNN to generate states instead of nodes.  This is a much simpler interface and is what clients will want to do.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@53750 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/GRSimpleVals.cpp b/lib/Analysis/GRSimpleVals.cpp
index e3ba0f3..f95ccb5 100644
--- a/lib/Analysis/GRSimpleVals.cpp
+++ b/lib/Analysis/GRSimpleVals.cpp
@@ -450,10 +450,10 @@
 
 // Binary operators.
 
-RVal GRSimpleVals::EvalBinOp(GRExprEngine& Eng, BinaryOperator::Opcode Op,
-                             NonLVal L, NonLVal R)  {
+RVal GRSimpleVals::EvalBinOp(ValueStateManager& StateMgr,
+                             BinaryOperator::Opcode Op, NonLVal L, NonLVal R)  {
   
-  BasicValueFactory& BasicVals = Eng.getBasicVals();
+  BasicValueFactory& BasicVals = StateMgr.getBasicVals();
   
   while (1) {