Move the functionality of ASTContext::getCanonicalDecl(), into a virtual method Decl::getCanonicalDecl().

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@76273 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 4 deletions

diff --git a/include/clang/AST/DeclBase.h b/include/clang/AST/DeclBase.h
index 2d056c479b..5350706ae0 100644
--- a/include/clang/AST/DeclBase.h
+++ b/include/clang/AST/DeclBase.h
@@ -312,12 +312,14 @@ public:
   // be defined inside or outside a function etc).
   bool isDefinedOutsideFunctionOrMethod() const;
 
-  /// \brief When there are multiple re-declarations (e.g. for functions),
-  /// this will return the primary one which all of them point to.
-  virtual Decl *getPrimaryDecl() const { return const_cast<Decl*>(this); }
+  /// \brief Retrieves the "canonical" declaration of the given declaration.
+  virtual Decl *getCanonicalDecl() { return this; }
+  const Decl *getCanonicalDecl() const {
+    return const_cast<Decl*>(this)->getCanonicalDecl();
+  }
 
   /// \brief Whether this particular Decl is a primary one.
-  bool isPrimaryDecl() const { return getPrimaryDecl() == this; }
+  bool isCanonicalDecl() const { return getCanonicalDecl() == this; }
 
   /// getBody - If this Decl represents a declaration for a body of code,
   ///  such as a function or method definition, this method returns the