Merge remote-tracking branch 'upstream/main' into sema-refactoring

clang/include/clang/Sema/Sema.h

@@ -2150,6 +2150,12 @@ class Sema final {
     VariadicDoesNotApply
   };
 
+  /// Determine if type T is a valid subject for a nonnull and similar
+  /// attributes. By default, we look through references (the behavior used by
+  /// nonnull), but if the second parameter is true, then we treat a reference
+  /// type as valid.
+  bool isValidPointerAttrType(QualType T, bool RefOkay = false);
+
 private:
   void CheckArrayAccess(const Expr *BaseExpr, const Expr *IndexExpr,
                         const ArraySubscriptExpr *ASE = nullptr,
@@ -12988,6 +12994,24 @@ class Sema final {
   //
   //
 
+  /// \name API Notes
+  /// Implementations are in SemaAPINotes.cpp
+  ///@{
+
+public:
+  /// Map any API notes provided for this declaration to attributes on the
+  /// declaration.
+  ///
+  /// Triggered by declaration-attribute processing.
+  void ProcessAPINotes(Decl *D);
+
+  ///@}
+  //
+  //
+  // -------------------------------------------------------------------------
+  //
+  //
+
   /// \name Name Lookup for RISC-V Vector Intrinsic
   /// Implementations are in SemaRISCVVectorLookup.cpp
   ///@{