[OpenMP] Added parsing and semantic analysis for firstprivate clause

llvm-svn: 191730
diff --git a/clang/lib/Serialization/ASTReaderStmt.cpp b/clang/lib/Serialization/ASTReaderStmt.cpp
index 23cd9cc..1115e8f 100644
--- a/clang/lib/Serialization/ASTReaderStmt.cpp
+++ b/clang/lib/Serialization/ASTReaderStmt.cpp
@@ -1697,6 +1697,9 @@
   case OMPC_private:
     C = OMPPrivateClause::CreateEmpty(Context, Record[Idx++]);
     break;
+  case OMPC_firstprivate:
+    C = OMPFirstprivateClause::CreateEmpty(Context, Record[Idx++]);
+    break;
   case OMPC_shared:
     C = OMPSharedClause::CreateEmpty(Context, Record[Idx++]);
     break;
@@ -1725,6 +1728,16 @@
   C->setVarRefs(Vars);
 }
 
+void OMPClauseReader::VisitOMPFirstprivateClause(OMPFirstprivateClause *C) {
+  C->setLParenLoc(Reader->ReadSourceLocation(Record, Idx));
+  unsigned NumVars = C->varlist_size();
+  SmallVector<Expr *, 16> Vars;
+  Vars.reserve(NumVars);
+  for (unsigned i = 0; i != NumVars; ++i)
+    Vars.push_back(Reader->Reader.ReadSubExpr());
+  C->setVarRefs(Vars);
+}
+
 void OMPClauseReader::VisitOMPSharedClause(OMPSharedClause *C) {
   C->setLParenLoc(Reader->ReadSourceLocation(Record, Idx));
   unsigned NumVars = C->varlist_size();