Refine return value adjustments for thunks.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85905 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index c4b8945ce3..893f1ed880 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -387,6 +387,11 @@ public:
   /// GenerateVtable - Generate the vtable for the given type.
   llvm::Value *GenerateVtable(const CXXRecordDecl *RD);
 
+  /// DynamicTypeAdjust - Do the non-virtual and virtual adjustments on an
+  /// object pointer to alter the dynamic type of the pointer.  Used by
+  /// GenerateCovariantThunk for building thunks.
+  llvm::Value *DynamicTypeAdjust(llvm::Value *V, int64_t nv, int64_t v);
+
   /// GenerateThunk - Generate a thunk for the given method
   llvm::Constant *GenerateThunk(llvm::Function *Fn, const CXXMethodDecl *MD,
                                 bool Extern, int64_t nv, int64_t v);