From 8e79155e4778407b8b9c7f7a1403b8b01d73b9f0 Mon Sep 17 00:00:00 2001
From: Michel Morin <mimomorin@gmail.com>
Date: Thu, 16 May 2013 23:36:30 +0000
Subject: [PATCH] Add a comment about `__GNUC__` macro in clang

[SVN r84310]
---
 include/boost/config/suffix.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/config/suffix.hpp b/include/boost/config/suffix.hpp
index f533b7d5..21591c9e 100644
--- a/include/boost/config/suffix.hpp
+++ b/include/boost/config/suffix.hpp
@@ -641,6 +641,7 @@ namespace std{ using ::type_info; }
 #  if defined(_MSC_VER)
 #    define BOOST_FORCEINLINE __forceinline
 #  elif defined(__GNUC__) && __GNUC__ > 3
+     // Clang also defines __GNUC__ (as 4)
 #    define BOOST_FORCEINLINE inline __attribute__ ((__always_inline__))
 #  else
 #    define BOOST_FORCEINLINE inline