1 files changed, 26 insertions, 0 deletions
diff --git a/clang/lib/AST/ExternalASTSource.cpp b/clang/lib/AST/ExternalASTSource.cpp
index ae8297cecd1..88941075dd0 100644
--- a/clang/lib/AST/ExternalASTSource.cpp
+++ b/clang/lib/AST/ExternalASTSource.cpp
@@ -22,8 +22,34 @@ using namespace clang;
 
 ExternalASTSource::~ExternalASTSource() { }
 
+void ExternalASTSource::FindFileRegionDecls(FileID File, unsigned Offset,
+                                            unsigned Length,
+                                            SmallVectorImpl<Decl *> &Decls) {}
+
+void ExternalASTSource::CompleteRedeclChain(const Decl *D) {}
+
+void ExternalASTSource::CompleteType(TagDecl *Tag) {}
+
+void ExternalASTSource::CompleteType(ObjCInterfaceDecl *Class) {}
+
+void ExternalASTSource::ReadComments() {}
+
+void ExternalASTSource::StartedDeserializing() {}
+
+void ExternalASTSource::FinishedDeserializing() {}
+
+void ExternalASTSource::StartTranslationUnit(ASTConsumer *Consumer) {}
+
 void ExternalASTSource::PrintStats() { }
 
+bool ExternalASTSource::layoutRecordType(
+    const RecordDecl *Record, uint64_t &Size, uint64_t &Alignment,
+    llvm::DenseMap<const FieldDecl *, uint64_t> &FieldOffsets,
+    llvm::DenseMap<const CXXRecordDecl *, CharUnits> &BaseOffsets,
+    llvm::DenseMap<const CXXRecordDecl *, CharUnits> &VirtualBaseOffsets) {
+  return false;
+}
+
 Decl *ExternalASTSource::GetExternalDecl(uint32_t ID) {
   return nullptr;
 }