Implemented serialization for WhileStmt.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@43815 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/AST/StmtSerialization.cpp b/AST/StmtSerialization.cpp
index c6af9a5..bd8b5ca 100644
--- a/AST/StmtSerialization.cpp
+++ b/AST/StmtSerialization.cpp
@@ -72,6 +72,9 @@
       
     case SwitchStmtClass:
       return SwitchStmt::directMaterialize(D);
+      
+    case WhileStmtClass:
+      return WhileStmt::directMaterialize(D);
   }
 }
 
@@ -284,3 +287,16 @@
   
   return stmt;
 }
+
+void WhileStmt::directEmit(llvm::Serializer& S) const {
+  S.Emit(WhileLoc);
+  S.EmitOwnedPtr(getCond());
+  S.EmitOwnedPtr(getBody());
+}
+
+WhileStmt* WhileStmt::directMaterialize(llvm::Deserializer& D) {
+  SourceLocation WhileLoc = SourceLocation::ReadVal(D);
+  Expr* Cond = D.ReadOwnedPtr<Expr>();
+  Stmt* Body = D.ReadOwnedPtr<Stmt>();
+  return new WhileStmt(Cond,Body,WhileLoc);
+}