diff --git a/include/clang/AST/DeclBase.h b/include/clang/AST/DeclBase.h
index 961f49b..896b12f 100644
--- a/include/clang/AST/DeclBase.h
+++ b/include/clang/AST/DeclBase.h
@@ -848,8 +848,8 @@
   static void printGroup(Decl** Begin, unsigned NumDecls,
                          raw_ostream &Out, const PrintingPolicy &Policy,
                          unsigned Indentation = 0);
-  void dump() const;
-  void dumpXML() const;
+  LLVM_ATTRIBUTE_USED void dump() const;
+  LLVM_ATTRIBUTE_USED void dumpXML() const;
   void dumpXML(raw_ostream &OS) const;
 
 private:
@@ -1490,7 +1490,7 @@
   static bool classof(const NAME##Decl *D) { return true; }
 #include "clang/AST/DeclNodes.inc"
 
-  void dumpDeclContext() const;
+  LLVM_ATTRIBUTE_USED void dumpDeclContext() const;
 
 private:
   void LoadLexicalDeclsFromExternalStorage() const;
diff --git a/include/clang/Basic/SourceLocation.h b/include/clang/Basic/SourceLocation.h
index 5854639..c4a64e3 100644
--- a/include/clang/Basic/SourceLocation.h
+++ b/include/clang/Basic/SourceLocation.h
@@ -16,6 +16,7 @@
 
 #include "clang/Basic/LLVM.h"
 #include "llvm/Support/PointerLikeTypeTraits.h"
+#include "llvm/Support/Compiler.h"
 #include <utility>
 #include <functional>
 #include <cassert>
@@ -324,7 +325,7 @@
 
   /// Prints information about this FullSourceLoc to stderr. Useful for
   ///  debugging.
-  void dump() const { SourceLocation::dump(*SrcMgr); }
+  LLVM_ATTRIBUTE_USED void dump() const { SourceLocation::dump(*SrcMgr); }
 
   friend inline bool
   operator==(const FullSourceLoc &LHS, const FullSourceLoc &RHS) {