From 511810797e35471568091c44e947329f0060698e Mon Sep 17 00:00:00 2001
From: Simon Praetorius <simon.praetorius@tu-dresden.de>
Date: Fri, 24 Mar 2017 17:45:56 +0100
Subject: Issue with mpreal and std::numeric_limits, i.e. digits is not a
 constant. Added a digits() traits in NumTraits with fallback to static
 constant. Specialization for mpreal added in MPRealSupport.

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

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

diff --git a/Eigen/src/Core/StableNorm.h b/Eigen/src/Core/StableNorm.h
index be04ed44d..4ea598ba8 100644
--- a/Eigen/src/Core/StableNorm.h
+++ b/Eigen/src/Core/StableNorm.h
@@ -74,7 +74,7 @@ blueNorm_impl(const EigenBase<Derived>& _vec)
     // are used. For any specific computer, each of the assignment
     // statements can be replaced
     ibeta = std::numeric_limits<RealScalar>::radix;                 // base for floating-point numbers
-    it    = std::numeric_limits<RealScalar>::digits;                // number of base-beta digits in mantissa
+    it    = NumTraits<RealScalar>::digits();                        // number of base-beta digits in mantissa
     iemin = std::numeric_limits<RealScalar>::min_exponent;          // minimum exponent
     iemax = std::numeric_limits<RealScalar>::max_exponent;          // maximum exponent
     rbig  = (std::numeric_limits<RealScalar>::max)();               // largest floating-point number
-- 
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