Fix for VS 2005 problem supplied by Morten Ofstad.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35098 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Target/TargetInstrInfo.h

@@ -386,6 +386,7 @@ public:
   virtual const TargetRegisterClass *getPointerRegClass() const {
     assert(0 && "Target didn't implement getPointerRegClass!");
     abort();
+    return 0; // Must return a value in order to compile with VS 2005
   }
 };