[llvm-branch-commits] [clang] [clang] Implement pointer authentication for C++ virtual functions, v-tables, and VTTs (PR #94056)

[Anton Korobeynikov via llvm-branch-commits]

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@@ -162,20 +162,27 @@ struct ThunkInfo {
 
   /// Holds a pointer to the overridden method this thunk is for,
   /// if needed by the ABI to distinguish different thunks with equal
-  /// adjustments. Otherwise, null.
+  /// adjustments.
+  /// In the Itanium ABI, this field can hold the method that created the
+  /// vtable entry for this thunk.
+  /// Otherwise, null.
   /// CAUTION: In the unlikely event you need to sort ThunkInfos, consider using
   /// an ABI-specific comparator.
   const CXXMethodDecl *Method;
+  const Type *ThisType { nullptr };
 
   ThunkInfo() : Method(nullptr) {}
 
   ThunkInfo(const ThisAdjustment &This, const ReturnAdjustment &Return,
+            const Type *thisType,
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asl wrote:

nit: consistent naming of parameters

https://github.com/llvm/llvm-project/pull/94056