From 44eedd89159d75b319bc714775b58bb54eb92927 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Tue, 30 Jun 2015 15:48:55 -0700
Subject: [PATCH] Marked the cast functions as EIGEN_DEVICE_FUNC to ensure that
 we can run casting on GPUs

---
 Eigen/src/Core/MathFunctions.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Eigen/src/Core/MathFunctions.h b/Eigen/src/Core/MathFunctions.h
index dfc651908..408f76b1a 100644
--- a/Eigen/src/Core/MathFunctions.h
+++ b/Eigen/src/Core/MathFunctions.h
@@ -349,6 +349,7 @@ struct hypot_retval
 template<typename OldType, typename NewType>
 struct cast_impl
 {
+  EIGEN_DEVICE_FUNC
   static inline NewType run(const OldType& x)
   {
     return static_cast<NewType>(x);
@@ -360,6 +361,7 @@ struct cast_impl
 template<typename OldType, typename NewType>
 inline NewType cast(const OldType& x)
 {
+  EIGEN_DEVICE_FUNC
   return cast_impl<OldType, NewType>::run(x);
 }