[OPENMP50]Add parsing/sema analysis for nontemporal clause.

Add basic support for parsing/sema analysis of the nontemporal clause in
simd-based directives.
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index c94d2c5..56a65e8 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -769,6 +769,9 @@
     const OMPIsDevicePtrClause *C) {
   VisitOMPClauseList(C);
 }
+void OMPClauseProfiler::VisitOMPNontemporalClause(const OMPNontemporalClause *C) {
+  VisitOMPClauseList(C);
+}
 }
 
 void