[OPENMP] Added several test cases for clauses 'ordered' and 'nowait': if there are more than one 'nowait' or 'ordered' clause an error message is expected.

llvm-svn: 213496
diff --git a/clang/test/OpenMP/sections_misc_messages.c b/clang/test/OpenMP/sections_misc_messages.c
index 977d154..0297513 100644
--- a/clang/test/OpenMP/sections_misc_messages.c
+++ b/clang/test/OpenMP/sections_misc_messages.c
@@ -24,7 +24,6 @@
     foo();
     foo(); // expected-error {{statement in 'omp sections' directive must be enclosed into a section region}}
   }
-
 }
 
 void test_branch_protected_scope() {
@@ -291,3 +290,10 @@
   }
 }
 
+void test_nowait() {
+#pragma omp parallel
+#pragma omp sections nowait nowait // expected-error {{directive '#pragma omp sections' cannot contain more than one 'nowait' clause}}
+  {
+    ;
+  }
+}