Merge topic 'fix-pragma-warning-warning'

2a505d9e Fix "#pragma warning" warning in gcc

Acked-by: Kitware Robot <kwrobot@kitware.com>
Reviewed-by: Dan Lipsa <dan.lipsa@kitware.com>
Merge-request: !327

Common/Core/SMP/TBB/vtkSMPThreadLocal.h.in

@@ -73,12 +73,12 @@
 #ifndef vtkSMPThreadLocal_h
 #define vtkSMPThreadLocal_h
 
-#if _MSC_VER <= 1700
+#if defined(_MSC_VER) && _MSC_VER <= 1700
 #pragma warning(push)
 #pragma warning(disable : 4345)
 #endif
 #include <tbb/enumerable_thread_specific.h>
-#if _MSC_VER <= 1700
+#if defined(_MSC_VER) && _MSC_VER <= 1700
 #pragma warning(pop)
 #endif