From 39d4585bff7a69932a3d8fe0af1ad48481caac2d Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Mon, 24 Oct 2011 09:40:37 +0200
Subject: [PATCH] add the possiibility to disable deprectated warnings (useful
 for deprecated unit tests!)

---
 Eigen/src/Core/util/Macros.h | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/Eigen/src/Core/util/Macros.h b/Eigen/src/Core/util/Macros.h
index 6e7b981b7..df676fcf4 100644
--- a/Eigen/src/Core/util/Macros.h
+++ b/Eigen/src/Core/util/Macros.h
@@ -231,12 +231,16 @@
 #define EIGEN_ONLY_USED_FOR_DEBUG(x)
 #endif
 
-#if (defined __GNUC__)
-#define EIGEN_DEPRECATED __attribute__((deprecated))
-#elif (defined _MSC_VER)
-#define EIGEN_DEPRECATED __declspec(deprecated)
+#ifndef EIGEN_NO_DEPRECATED_WARNING
+  #if (defined __GNUC__)
+    #define EIGEN_DEPRECATED __attribute__((deprecated))
+  #elif (defined _MSC_VER)
+    #define EIGEN_DEPRECATED __declspec(deprecated)
+  #else
+    #define EIGEN_DEPRECATED
+  #endif
 #else
-#define EIGEN_DEPRECATED
+  #define EIGEN_DEPRECATED
 #endif
 
 #if (defined __GNUC__)