Add a CovariantThunkAdjustment struct that represents the adjustments needed for a covariant thunk.

llvm-svn: 89933

1 files changed, 13 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CGVtable.h b/clang/lib/CodeGen/CGVtable.h
index 1d98bed4b2a..9a25ce30336 100644
--- a/clang/lib/CodeGen/CGVtable.h
+++ b/clang/lib/CodeGen/CGVtable.h
@@ -49,6 +49,19 @@ struct ThunkAdjustment {
   int64_t Virtual;
 };
 
+/// CovariantThunkAdjustment - Adjustment of the 'this' pointer and the
+/// return pointer for covariant thunks.
+struct CovariantThunkAdjustment {
+  CovariantThunkAdjustment(const ThunkAdjustment &ThisAdjustment,
+                           const ThunkAdjustment &ReturnAdjustment)
+  : ThisAdjustment(ThisAdjustment), ReturnAdjustment(ReturnAdjustment) { }
+
+  CovariantThunkAdjustment() { }
+
+  ThunkAdjustment ThisAdjustment;
+  ThunkAdjustment ReturnAdjustment;
+};
+
 class CGVtableInfo {
   CodeGenModule &CGM;