From 7d1cedd0feef2088a7edfa23acb78401bad4a272 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Wed, 18 Nov 2015 17:17:44 -0800
Subject: [PATCH] Added numeric limits for unsigned integers

---
 Eigen/src/Core/util/Meta.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Eigen/src/Core/util/Meta.h b/Eigen/src/Core/util/Meta.h
index a7e7555e9..e7fa2a1f1 100644
--- a/Eigen/src/Core/util/Meta.h
+++ b/Eigen/src/Core/util/Meta.h
@@ -163,6 +163,15 @@ template<> struct numeric_limits<int>
   EIGEN_DEVICE_FUNC
   static int (min)() { return INT_MIN; }
 };
+template<> struct numeric_limits<unsigned int>
+{
+  EIGEN_DEVICE_FUNC
+  static unsigned int epsilon() { return 0; }
+  EIGEN_DEVICE_FUNC
+  static unsigned int (max)() { return UINT_MAX; }
+  EIGEN_DEVICE_FUNC
+  static unsigned int (min)() { return 0; }
+};
 template<> struct numeric_limits<long>
 {
   EIGEN_DEVICE_FUNC
@@ -172,6 +181,15 @@ template<> struct numeric_limits<long>
   EIGEN_DEVICE_FUNC
   static long (min)() { return LONG_MIN; }
 };
+template<> struct numeric_limits<unsigned long>
+{
+  EIGEN_DEVICE_FUNC
+  static unsigned long epsilon() { return 0; }
+  EIGEN_DEVICE_FUNC
+  static unsigned long (max)() { return ULONG_MAX; }
+  EIGEN_DEVICE_FUNC
+  static unsigned long (min)() { return 0; }
+};
 template<> struct numeric_limits<long long>
 {
   EIGEN_DEVICE_FUNC
@@ -181,6 +199,15 @@ template<> struct numeric_limits<long long>
   EIGEN_DEVICE_FUNC
   static long long (min)() { return LLONG_MIN; }
 };
+template<> struct numeric_limits<unsigned long long>
+{
+  EIGEN_DEVICE_FUNC
+  static unsigned long long epsilon() { return 0; }
+  EIGEN_DEVICE_FUNC
+  static unsigned long long (max)() { return ULLONG_MAX; }
+  EIGEN_DEVICE_FUNC
+  static unsigned long long (min)() { return 0; }
+};
 
 }