From c35679af276184736e1293776b563c6d00445e26 Mon Sep 17 00:00:00 2001
From: Erik Schultheis <erik.schultheis@aalto.fi>
Date: Fri, 10 Dec 2021 16:41:59 +0000
Subject: [PATCH] fixed customIndices2Array forgetting first index

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

diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h b/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h
index 9eca6b27a..8b107ebcb 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorMeta.h
@@ -269,7 +269,7 @@ namespace internal {
   template<typename IndexType, typename Index, Index First, Index... Is>
   EIGEN_CONSTEXPR EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
   array<Index, 1 + sizeof...(Is)> customIndices2Array(IndexType& idx, numeric_list<Index, First, Is...>) {
-    return { idx[Is]... };
+    return { idx[First], idx[Is]... };
   }
   template<typename IndexType, typename Index>
   EIGEN_CONSTEXPR EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE