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diff --git a/src/armadillo/include/armadillo_bits/subview_elem1_bones.hpp b/src/armadillo/include/armadillo_bits/subview_elem1_bones.hpp
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+// SPDX-License-Identifier: Apache-2.0
+//
+// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
+// Copyright 2008-2016 National ICT Australia (NICTA)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+
+//! \addtogroup subview_elem1
+//! @{
+
+
+
+template<typename eT, typename T1>
+class subview_elem1 : public Base< eT, subview_elem1<eT,T1> >
+ {
+ public:
+
+ typedef eT elem_type;
+ typedef typename get_pod_type<elem_type>::result pod_type;
+
+ static constexpr bool is_row = false;
+ static constexpr bool is_col = true;
+ static constexpr bool is_xvec = false;
+
+ arma_aligned const Mat<eT> fake_m;
+ arma_aligned const Mat<eT>& m;
+ arma_aligned const Base<uword,T1>& a;
+
+
+ protected:
+
+ arma_inline subview_elem1(const Mat<eT>& in_m, const Base<uword,T1>& in_a);
+ arma_inline subview_elem1(const Cube<eT>& in_q, const Base<uword,T1>& in_a);
+
+
+ public:
+
+ inline ~subview_elem1();
+ inline subview_elem1() = delete;
+
+ template<typename op_type> inline void inplace_op(const eT val);
+ template<typename op_type, typename T2> inline void inplace_op(const subview_elem1<eT,T2>& x );
+ template<typename op_type, typename T2> inline void inplace_op(const Base<eT,T2>& x );
+
+ arma_inline const Op<subview_elem1<eT,T1>,op_htrans> t() const;
+ arma_inline const Op<subview_elem1<eT,T1>,op_htrans> ht() const;
+ arma_inline const Op<subview_elem1<eT,T1>,op_strans> st() const;
+
+ inline void replace(const eT old_val, const eT new_val);
+
+ inline void clean(const pod_type threshold);
+
+ inline void clamp(const eT min_val, const eT max_val);
+
+ inline void fill(const eT val);
+ inline void zeros();
+ inline void ones();
+ inline void randu();
+ inline void randn();
+
+ inline void operator+= (const eT val);
+ inline void operator-= (const eT val);
+ inline void operator*= (const eT val);
+ inline void operator/= (const eT val);
+
+
+ // deliberately returning void
+ template<typename T2> inline void operator_equ(const subview_elem1<eT,T2>& x);
+ template<typename T2> inline void operator= (const subview_elem1<eT,T2>& x);
+ inline void operator= (const subview_elem1<eT,T1>& x);
+ template<typename T2> inline void operator+= (const subview_elem1<eT,T2>& x);
+ template<typename T2> inline void operator-= (const subview_elem1<eT,T2>& x);
+ template<typename T2> inline void operator%= (const subview_elem1<eT,T2>& x);
+ template<typename T2> inline void operator/= (const subview_elem1<eT,T2>& x);
+
+ template<typename T2> inline void operator= (const Base<eT,T2>& x);
+ template<typename T2> inline void operator+= (const Base<eT,T2>& x);
+ template<typename T2> inline void operator-= (const Base<eT,T2>& x);
+ template<typename T2> inline void operator%= (const Base<eT,T2>& x);
+ template<typename T2> inline void operator/= (const Base<eT,T2>& x);
+
+ inline static void extract(Mat<eT>& out, const subview_elem1& in);
+
+ template<typename op_type> inline static void mat_inplace_op(Mat<eT>& out, const subview_elem1& in);
+
+ inline static void plus_inplace(Mat<eT>& out, const subview_elem1& in);
+ inline static void minus_inplace(Mat<eT>& out, const subview_elem1& in);
+ inline static void schur_inplace(Mat<eT>& out, const subview_elem1& in);
+ inline static void div_inplace(Mat<eT>& out, const subview_elem1& in);
+
+
+ friend class Mat<eT>;
+ friend class Cube<eT>;
+ };
+
+
+
+//! @}