diff --git a/lib/CodeGen/CGCXX.cpp b/lib/CodeGen/CGCXX.cpp
index a414567..9cb8595 100644
--- a/lib/CodeGen/CGCXX.cpp
+++ b/lib/CodeGen/CGCXX.cpp
@@ -312,7 +312,6 @@
 llvm::Value *
 CodeGenFunction::BuildAppleKextVirtualCall(const CXXMethodDecl *MD, 
                                   NestedNameSpecifier *Qual,
-                                  llvm::Value *This,
                                   const llvm::Type *Ty) {
   llvm::Value *VTable = 0;
   assert((Qual->getKind() == NestedNameSpecifier::TypeSpec) &&
@@ -354,7 +353,6 @@
   // It need be somehow inline expanded into the caller.
   // -O does that. But need to support -O0 as well.
   if (MD->isVirtual() && Type != Dtor_Base) {
-    DD = cast<CXXDestructorDecl>(DD->getCanonicalDecl());
     // Compute the function type we're calling.
     const CGFunctionInfo *FInfo = 
     &CGM.getTypes().getFunctionInfo(cast<CXXDestructorDecl>(MD),
@@ -362,18 +360,18 @@
     const FunctionProtoType *FPT = MD->getType()->getAs<FunctionProtoType>();
     const llvm::Type *Ty
       = CGM.getTypes().GetFunctionType(*FInfo, FPT->isVariadic());
-    if (!RD)
-      RD = DD->getParent();
+
     llvm::Value *VTable = CGM.getVTables().GetAddrOfVTable(RD);
     Ty = Ty->getPointerTo()->getPointerTo();
     VTable = Builder.CreateBitCast(VTable, Ty);
+    DD = cast<CXXDestructorDecl>(DD->getCanonicalDecl());
     uint64_t VTableIndex = 
-    CGM.getVTables().getMethodVTableIndex(GlobalDecl(DD, Type));
+      CGM.getVTables().getMethodVTableIndex(GlobalDecl(DD, Type));
     uint64_t AddressPoint =
-    CGM.getVTables().getAddressPoint(BaseSubobject(RD, 0), RD);
+      CGM.getVTables().getAddressPoint(BaseSubobject(RD, 0), RD);
     VTableIndex += AddressPoint;
     llvm::Value *VFuncPtr =
-    CGF.Builder.CreateConstInBoundsGEP1_64(VTable, VTableIndex, "vfnkxt");
+      CGF.Builder.CreateConstInBoundsGEP1_64(VTable, VTableIndex, "vfnkxt");
     Callee = CGF.Builder.CreateLoad(VFuncPtr);
   }
   return Callee;
diff --git a/lib/CodeGen/CGClass.cpp b/lib/CodeGen/CGClass.cpp
index 905e168..ac2a544 100644
--- a/lib/CodeGen/CGClass.cpp
+++ b/lib/CodeGen/CGClass.cpp
@@ -1270,7 +1270,8 @@
                                      ForVirtualBase);
   llvm::Value *Callee = 0;
   if (getContext().getLangOptions().AppleKext)
-    Callee = BuildAppleKextVirtualDestructorCall(DD, Type);
+    Callee = BuildAppleKextVirtualDestructorCall(DD, Type, 
+                                                 DD->getParent());
     
   if (!Callee)
     Callee = CGM.GetAddrOfCXXDestructor(DD, Type);
diff --git a/lib/CodeGen/CGExprCXX.cpp b/lib/CodeGen/CGExprCXX.cpp
index cd61f85..bd971af 100644
--- a/lib/CodeGen/CGExprCXX.cpp
+++ b/lib/CodeGen/CGExprCXX.cpp
@@ -228,7 +228,7 @@
       if (getContext().getLangOptions().AppleKext &&
           MD->isVirtual() &&
           ME->hasQualifier())
-        Callee = BuildAppleKextVirtualCall(MD, ME->getQualifier(), This, Ty);
+        Callee = BuildAppleKextVirtualCall(MD, ME->getQualifier(), Ty);
       else
         Callee = CGM.GetAddrOfFunction(GlobalDecl(Dtor, Dtor_Complete), Ty);
     }
@@ -241,7 +241,7 @@
     if (getContext().getLangOptions().AppleKext &&
         MD->isVirtual() &&
         ME->hasQualifier())
-      Callee = BuildAppleKextVirtualCall(MD, ME->getQualifier(), This, Ty);
+      Callee = BuildAppleKextVirtualCall(MD, ME->getQualifier(), Ty);
     else 
       Callee = CGM.GetAddrOfFunction(MD, Ty);
   }
diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index 5e91e0b..d1794d0 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -1661,12 +1661,11 @@
                                 llvm::Value *This, const llvm::Type *Ty);
   llvm::Value *BuildAppleKextVirtualCall(const CXXMethodDecl *MD, 
                                          NestedNameSpecifier *Qual,
-                                         llvm::Value *This,
                                          const llvm::Type *Ty);
   
   llvm::Value *BuildAppleKextVirtualDestructorCall(const CXXDestructorDecl *DD,
                                                    CXXDtorType Type, 
-                                                   const CXXRecordDecl *RD=0);
+                                                   const CXXRecordDecl *RD);
 
   RValue EmitCXXMemberCall(const CXXMethodDecl *MD,
                            llvm::Value *Callee,