From dcb2a8b184c43f9b638406c39c1636e1ff2b1e23 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Fri, 6 Feb 2015 02:51:59 -0800
Subject: Added the EIGEN_HAS_CONSTEXPR define Gate the tensor index list code
 based on the value of EIGEN_HAS_CONSTEXPR

---
 unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h')

diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h b/unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h
index 83ba1df71..21416afe0 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h
@@ -53,7 +53,7 @@ struct preserve_inner_most_dims {
   static const bool value = false;
 };
 
-#if __cplusplus > 199711L
+#ifdef EIGEN_HAS_CONSTEXPR
 template <typename ReducedDims, int NumTensorDims>
 struct are_inner_most_dims<ReducedDims, NumTensorDims, ColMajor>{
   static const bool value = indices_statically_known_to_increase<ReducedDims>()() &&
-- 
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