[OPENMP] Initial support for parsing and sema analysis of 'untied' clause.

llvm-svn: 213257
diff --git a/clang/lib/Serialization/ASTReaderStmt.cpp b/clang/lib/Serialization/ASTReaderStmt.cpp
index e6c71b4..4986e2e 100644
--- a/clang/lib/Serialization/ASTReaderStmt.cpp
+++ b/clang/lib/Serialization/ASTReaderStmt.cpp
@@ -1709,6 +1709,9 @@
   case OMPC_nowait:
     C = new (Context) OMPNowaitClause();
     break;
+  case OMPC_untied:
+    C = new (Context) OMPUntiedClause();
+    break;
   case OMPC_private:
     C = OMPPrivateClause::CreateEmpty(Context, Record[Idx++]);
     break;
@@ -1796,6 +1799,8 @@
 
 void OMPClauseReader::VisitOMPNowaitClause(OMPNowaitClause *) {}
 
+void OMPClauseReader::VisitOMPUntiedClause(OMPUntiedClause *) {}
+
 void OMPClauseReader::VisitOMPPrivateClause(OMPPrivateClause *C) {
   C->setLParenLoc(Reader->ReadSourceLocation(Record, Idx));
   unsigned NumVars = C->varlist_size();
diff --git a/clang/lib/Serialization/ASTWriterStmt.cpp b/clang/lib/Serialization/ASTWriterStmt.cpp
index e8027e7..6edad3d 100644
--- a/clang/lib/Serialization/ASTWriterStmt.cpp
+++ b/clang/lib/Serialization/ASTWriterStmt.cpp
@@ -1731,6 +1731,8 @@
 
 void OMPClauseWriter::VisitOMPNowaitClause(OMPNowaitClause *) {}
 
+void OMPClauseWriter::VisitOMPUntiedClause(OMPUntiedClause *) {}
+
 void OMPClauseWriter::VisitOMPPrivateClause(OMPPrivateClause *C) {
   Record.push_back(C->varlist_size());
   Writer->Writer.AddSourceLocation(C->getLParenLoc(), Record);