From 6eaff5a098aca2e61b0fe8614a07e7582cfa2239 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Thu, 11 Apr 2013 19:48:34 +0200
Subject: [PATCH] Enable SSE with ICC even when it mimics a gcc version lower
 than 4.2

---
 Eigen/Core | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Eigen/Core b/Eigen/Core
index d5b286e53..8197c944f 100644
--- a/Eigen/Core
+++ b/Eigen/Core
@@ -44,7 +44,7 @@
   #endif
 #else
   // Remember that usage of defined() in a #define is undefined by the standard
-  #if (defined __SSE2__) && ( (!defined __GNUC__) || EIGEN_GNUC_AT_LEAST(4,2) )
+  #if (defined __SSE2__) && ( (!defined __GNUC__) || (defined __INTEL_COMPILER) || EIGEN_GNUC_AT_LEAST(4,2) )
     #define EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC
   #endif
 #endif