From 87427d2eaa90bbc1c12eedecca95554d93c3c212 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Tue, 8 Oct 2019 09:15:17 +0200
Subject: PR 719: fix real/imag namespace conflict

---
 Eigen/src/Core/MathFunctions.h | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

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

diff --git a/Eigen/src/Core/MathFunctions.h b/Eigen/src/Core/MathFunctions.h
index f1feab508..4e6053b2e 100644
--- a/Eigen/src/Core/MathFunctions.h
+++ b/Eigen/src/Core/MathFunctions.h
@@ -300,7 +300,7 @@ struct abs2_impl_default<Scalar, true> // IsComplex
   EIGEN_DEVICE_FUNC
   static inline RealScalar run(const Scalar& x)
   {
-    return real(x)*real(x) + imag(x)*imag(x);
+    return x.real()*x.real() + x.imag()*x.imag();
   }
 };
 
@@ -326,14 +326,17 @@ struct abs2_retval
 ****************************************************************************/
 
 template<typename Scalar, bool IsComplex>
-struct norm1_default_impl
+struct norm1_default_impl;
+
+template<typename Scalar>
+struct norm1_default_impl<Scalar,true>
 {
   typedef typename NumTraits<Scalar>::Real RealScalar;
   EIGEN_DEVICE_FUNC
   static inline RealScalar run(const Scalar& x)
   {
     EIGEN_USING_STD_MATH(abs);
-    return abs(real(x)) + abs(imag(x));
+    return abs(x.real()) + abs(x.imag());
   }
 };
 
@@ -753,8 +756,8 @@ struct random_default_impl<Scalar, true, false>
 {
   static inline Scalar run(const Scalar& x, const Scalar& y)
   {
-    return Scalar(random(real(x), real(y)),
-                  random(imag(x), imag(y)));
+    return Scalar(random(x.real(), y.real()),
+                  random(x.imag(), y.imag()));
   }
   static inline Scalar run()
   {
-- 
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