From 6270d851e3082b272d4a2cd723ac800fa954224e Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Mon, 22 Feb 2016 13:59:33 -0800
Subject: [PATCH] Declare the half float type as arithmetic.

---
 Eigen/src/Core/arch/CUDA/PacketMathHalf.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Eigen/src/Core/arch/CUDA/PacketMathHalf.h b/Eigen/src/Core/arch/CUDA/PacketMathHalf.h
index bd42cb558b..1a1b4ec3d8 100644
--- a/Eigen/src/Core/arch/CUDA/PacketMathHalf.h
+++ b/Eigen/src/Core/arch/CUDA/PacketMathHalf.h
@@ -64,6 +64,7 @@ __device__ half abs(const half& a) {
 namespace Eigen {
 namespace internal {
 
+template<> struct is_arithmetic<half> { enum { value = true }; };
 template<> struct is_arithmetic<half2> { enum { value = true }; };
 
 template<> struct packet_traits<half> : default_packet_traits