From d19c702291ff3bd9e769a152e7db96e17f5167f7 Mon Sep 17 00:00:00 2001
From: theraven <theraven@FreeBSD.org>
Date: Thu, 7 Feb 2013 15:45:28 +0000
Subject: Import new libc++ to head.  Various small fixes and cleanups.

MFC after:	2 weeks
---
 contrib/libc++/include/__config | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'contrib/libc++/include/__config')

diff --git a/contrib/libc++/include/__config b/contrib/libc++/include/__config
index 203be76..8617b86 100644
--- a/contrib/libc++/include/__config
+++ b/contrib/libc++/include/__config
@@ -66,6 +66,12 @@
 #  endif
 #endif  // _WIN32
 
+#ifdef __linux__
+#  if defined(__GNUC__) && _GNUC_VER >= 403
+#    define _LIBCP_HAS_IS_BASE_OF
+#  endif
+#endif
+
 #ifdef __sun__
 # include <sys/isa_defs.h>
 # ifdef _LITTLE_ENDIAN
-- 
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