OpenMP threadprivate with qualified names.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@181683 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/OpenMPKinds.cpp b/lib/Basic/OpenMPKinds.cpp
index 835908d..b90fbc7 100644
--- a/lib/Basic/OpenMPKinds.cpp
+++ b/lib/Basic/OpenMPKinds.cpp
@@ -32,7 +32,7 @@
   assert(Kind < NUM_OPENMP_DIRECTIVES);
   switch (Kind) {
   case OMPD_unknown:
-    return ("unknown");
+    return "unknown";
 #define OPENMP_DIRECTIVE(Name) \
   case OMPD_##Name : return #Name;
 #include "clang/Basic/OpenMPKinds.def"
@@ -41,3 +41,4 @@
   }
   llvm_unreachable("Invalid OpenMP directive kind");
 }
+