From 6e01780541bfcddca87503ee2af15193ce3642ff Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Wed, 23 Feb 2011 17:51:40 +0300
Subject: fix a couple of issues with pcplxflip

---
 Eigen/src/Core/GenericPacketMath.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Eigen/src/Core/GenericPacketMath.h')

diff --git a/Eigen/src/Core/GenericPacketMath.h b/Eigen/src/Core/GenericPacketMath.h
index 052aa8330..8bc8fb535 100644
--- a/Eigen/src/Core/GenericPacketMath.h
+++ b/Eigen/src/Core/GenericPacketMath.h
@@ -225,6 +225,11 @@ template<typename Packet> inline typename unpacket_traits<Packet>::type predux_m
 template<typename Packet> inline Packet preverse(const Packet& a)
 { return a; }
 
+
+/** \internal \returns \a a with real and imaginary part flipped (for complex type only) */
+template<typename Packet> inline Packet pcplxflip(const Packet& a)
+{ return Packet(imag(a),real(a)); }
+
 /**************************
 * Special math functions
 ***************************/
-- 
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