start the implementation of a new ConstantDataVector and ConstantDataArray

classes, per PR1324.  Not all of their helper functions are implemented,
nothing creates them, and the rest of the compiler doesn't handle them yet.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148741 91177308-0d34-0410-b5e6-96231b3b80d8

lib/VMCore/LLVMContextImpl.h

@@ -156,6 +156,9 @@ public:
 
   DenseMap<Type*, UndefValue*> UVConstants;
   
+  StringMap<ConstantDataSequential*> CDSConstants;
+
+  
   DenseMap<std::pair<Function*, BasicBlock*> , BlockAddress*> BlockAddresses;
   ConstantUniqueMap<ExprMapKeyType, const ExprMapKeyType&, Type, ConstantExpr>
     ExprConstants;