From 2e4e4cb74de19de0997567a4d058d1522ec7e452 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Wed, 23 Mar 2016 16:57:12 -0700
Subject: [PATCH] Use numext::abs instead of abs to avoid incorrect conversion
 to integer of the argument

---
 Eigen/src/Core/SpecialFunctions.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Eigen/src/Core/SpecialFunctions.h b/Eigen/src/Core/SpecialFunctions.h
index c12e41a7b..37ebb5915 100644
--- a/Eigen/src/Core/SpecialFunctions.h
+++ b/Eigen/src/Core/SpecialFunctions.h
@@ -576,7 +576,7 @@ struct igammac_impl {
       pkm1 = pk;
       qkm2 = qkm1;
       qkm1 = qk;
-      if (abs(pk) > big) {
+      if (numext::abs(pk) > big) {
         pkm2 *= biginv;
         pkm1 *= biginv;
         qkm2 *= biginv;