Revert r128770, r128771, r128773 and r128776 for now. It breaks debug info.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@128842 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGClass.cpp b/lib/CodeGen/CGClass.cpp
index ce41e84..30f96ef 100644
--- a/lib/CodeGen/CGClass.cpp
+++ b/lib/CodeGen/CGClass.cpp
@@ -1317,12 +1317,11 @@
                                            const CXXRecordDecl *ClassDecl,
                                            const CXXRecordDecl *BaseClassDecl) {
   llvm::Value *VTablePtr = GetVTablePtr(This, Int8PtrTy);
-  CharUnits VBaseOffsetOffset = 
+  int64_t VBaseOffsetOffset = 
     CGM.getVTables().getVirtualBaseOffsetOffset(ClassDecl, BaseClassDecl);
   
   llvm::Value *VBaseOffsetPtr = 
-    Builder.CreateConstGEP1_64(VTablePtr, VBaseOffsetOffset.getQuantity(), 
-                               "vbase.offset.ptr");
+    Builder.CreateConstGEP1_64(VTablePtr, VBaseOffsetOffset, "vbase.offset.ptr");
   const llvm::Type *PtrDiffTy = 
     ConvertType(getContext().getPointerDiffType());