From fdac2f83cd10de9c1a47cd6b52aec3cdbae222d6 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Wed, 7 Nov 2007 10:07:08 +0000
Subject: [PATCH] Ooops, got the pp-logic wrong and disable long double support
 for all Unix platforms, instead of just Intel on Linux prior to version 10.

[SVN r40878]
---
 include/boost/math/tools/config.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/math/tools/config.hpp b/include/boost/math/tools/config.hpp
index 54453a08f..86f4f54f1 100644
--- a/include/boost/math/tools/config.hpp
+++ b/include/boost/math/tools/config.hpp
@@ -39,7 +39,7 @@
 //
 #  define BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
 #endif
-#if defined(unix) && (__INTEL_COMPILER <= 1000)
+#if defined(unix) && defined(__INTEL_COMPILER) && (__INTEL_COMPILER <= 1000)
 //
 // Intel compiler prior to version 10 has sporadic problems
 // calling the long double overloads of the std lib math functions: