From 49fb8c25f5f98964032d31720b3a030249b16822 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Sun, 14 Jun 2015 15:55:08 +0200
Subject: [PATCH] Check that __cplusplus is defined before checking its value.

Avoids harmless in this case warning about __cplusplus being undefined in
comparison.
---
 include/wx/defs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/wx/defs.h b/include/wx/defs.h
index 7152b9dc5f..cd937a1afb 100644
--- a/include/wx/defs.h
+++ b/include/wx/defs.h
@@ -361,7 +361,7 @@ typedef short int WXTYPE;
     Check for C++11 compilers, it is important to do it before the
     __has_include() checks because of g++ 4.9.2+ complications below.
  */
-#if __cplusplus >= 201103L || wxCHECK_VISUALC_VERSION(10)
+#if (defined(__cplusplus) && __cplusplus >= 201103L) || wxCHECK_VISUALC_VERSION(10)
     #ifndef HAVE_TYPE_TRAITS
         #define HAVE_TYPE_TRAITS
     #endif