Give a default implementation for ASTDeserializationListener's methods, no functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@116506 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 4 insertions, 14 deletions

diff --git a/lib/Frontend/FrontendAction.cpp b/lib/Frontend/FrontendAction.cpp
index 819aa52a50..97188919f9 100644
--- a/lib/Frontend/FrontendAction.cpp
+++ b/lib/Frontend/FrontendAction.cpp
@@ -42,13 +42,6 @@ public:
     if (Previous)
       Previous->DeclRead(ID, D);
   }
-
-  virtual void SetReader(ASTReader *Reader) {}
-  virtual void IdentifierRead(serialization::IdentID ID, IdentifierInfo *II) {}
-  virtual void TypeRead(serialization::TypeIdx Idx, QualType T) {}
-  virtual void SelectorRead(serialization::SelectorID iD, Selector Sel) {}
-  virtual void MacroDefinitionRead(serialization::MacroID,
-                                   MacroDefinition *MD) {}
 };
 
   /// \brief Checks deserialized declarations and emits error if a name
@@ -77,13 +70,6 @@ public:
       if (Previous)
         Previous->DeclRead(ID, D);
     }
-
-    virtual void SetReader(ASTReader *Reader) {}
-    virtual void IdentifierRead(serialization::IdentID ID, IdentifierInfo *II) {}
-    virtual void TypeRead(serialization::TypeIdx Idx, QualType T) {}
-    virtual void SelectorRead(serialization::SelectorID iD, Selector Sel) {}
-    virtual void MacroDefinitionRead(serialization::MacroID,
-                                     MacroDefinition *MD) {}
 };
 
 } // end anonymous namespace
diff --git a/lib/Serialization/ASTCommon.cpp b/lib/Serialization/ASTCommon.cpp
index 77c1aff44b..d5b7371086 100644
--- a/lib/Serialization/ASTCommon.cpp
+++ b/lib/Serialization/ASTCommon.cpp
@@ -12,11 +12,15 @@
 //===----------------------------------------------------------------------===//
 
 #include "ASTCommon.h"
+#include "clang/Serialization/ASTDeserializationListener.h"
 #include "clang/Basic/IdentifierTable.h"
 #include "llvm/ADT/StringExtras.h"
 
 using namespace clang;
 
+// Give ASTDeserializationListener's VTable a home.
+ASTDeserializationListener::~ASTDeserializationListener() { }
+
 serialization::TypeIdx
 serialization::TypeIdxFromBuiltin(const BuiltinType *BT) {
   unsigned ID = 0;