From d4dd6aaed2c70b5e32541e96b4864b90dc07c614 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Mon, 19 Aug 2013 16:02:27 +0200
Subject: Fix bug #642: add vectorization of sqrt for doubles, and make sqrt
 really safe if EIGEN_FAST_MATH is disabled

---
 Eigen/src/Core/arch/SSE/PacketMath.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Eigen/src/Core/arch/SSE/PacketMath.h')

diff --git a/Eigen/src/Core/arch/SSE/PacketMath.h b/Eigen/src/Core/arch/SSE/PacketMath.h
index e256f4bac..f85d2e06e 100644
--- a/Eigen/src/Core/arch/SSE/PacketMath.h
+++ b/Eigen/src/Core/arch/SSE/PacketMath.h
@@ -83,7 +83,8 @@ template<> struct packet_traits<double> : default_packet_traits
     size=2,
 
     HasDiv  = 1,
-    HasExp  = 1
+    HasExp  = 1,
+    HasSqrt = 1
   };
 };
 template<> struct packet_traits<int>    : default_packet_traits
-- 
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