Silencing an MSVC warning about an empty control statement (it dislikes ; but is fine with {}).

llvm-svn: 190305
diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 1048c5a..b129693 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -531,9 +531,9 @@
       DSAStackTy::DSAVarData DVar = Stack->getTopDSA(VD);
       if (DVar.CKind != OMPC_unknown) {
         if (DKind == OMPD_task && DVar.CKind != OMPC_shared &&
-            DVar.CKind != OMPC_threadprivate && !DVar.RefExpr)
+            DVar.CKind != OMPC_threadprivate && !DVar.RefExpr) {
           // TODO: should be marked as firstprivate.
-          ;
+        }
         return;
       }
       // The default(none) clause requires that each variable that is referenced