[OPENMP 4.1] Initial support for extended 'ordered' clause.

OpenMP 4.1 introduces optional argument '(n)' for 'ordered' clause, where 'n' is a number of loops that immediately follow the directive.
'n' must be constant positive integer expressions and it must be less or equal than the number of the loops in the resulting loop nest.
Patch adds parsing and semantic analysis for this optional argument.

llvm-svn: 243635

1 files changed, 3 insertions, 1 deletions

diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index f6710a096e7..ed9a1ec6f01 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -2033,7 +2033,9 @@ void OMPClauseEnqueue::VisitOMPScheduleClause(const OMPScheduleClause *C) {
   Visitor->AddStmt(C->getHelperChunkSize());
 }
 
-void OMPClauseEnqueue::VisitOMPOrderedClause(const OMPOrderedClause *) {}
+void OMPClauseEnqueue::VisitOMPOrderedClause(const OMPOrderedClause *C) {
+  Visitor->AddStmt(C->getNumForLoops());
+}
 
 void OMPClauseEnqueue::VisitOMPNowaitClause(const OMPNowaitClause *) {}