Added serialization/deserialization of NullStmts.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@43797 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 15 insertions, 1 deletions

diff --git a/AST/StmtSerialization.cpp b/AST/StmtSerialization.cpp
index 485876dfd2..e27c703eb4 100644
--- a/AST/StmtSerialization.cpp
+++ b/AST/StmtSerialization.cpp
@@ -44,7 +44,10 @@ Stmt* Stmt::Materialize(llvm::Deserializer& D) {
       return DeclStmt::directMaterialize(D);
             
     case IntegerLiteralClass:
-      return IntegerLiteral::directMaterialize(D);      
+      return IntegerLiteral::directMaterialize(D);
+      
+    case NullStmtClass:
+      return NullStmt::directMaterialize(D);
       
     case ReturnStmtClass:
       return ReturnStmt::directMaterialize(D);        
@@ -137,6 +140,14 @@ IntegerLiteral* IntegerLiteral::directMaterialize(llvm::Deserializer& D) {
   return expr;
 }
 
+void NullStmt::directEmit(llvm::Serializer& S) const {
+  S.Emit(SemiLoc);
+}
+
+NullStmt* NullStmt::directMaterialize(llvm::Deserializer& D) {
+  SourceLocation SemiLoc = SourceLocation::ReadVal(D);
+  return new NullStmt(SemiLoc);
+}
 
 void ReturnStmt::directEmit(llvm::Serializer& S) const {
   S.Emit(RetLoc);
diff --git a/include/clang/AST/Stmt.h b/include/clang/AST/Stmt.h
index c82f29f17b..102b3f82f6 100644
--- a/include/clang/AST/Stmt.h
+++ b/include/clang/AST/Stmt.h
@@ -167,6 +167,9 @@ public:
   // Iterators
   virtual child_iterator child_begin();
   virtual child_iterator child_end();
+  
+  virtual void directEmit(llvm::Serializer& S) const;
+  static NullStmt* directMaterialize(llvm::Deserializer& D);
 };
 
 /// CompoundStmt - This represents a group of statements like { stmt stmt }.