ENH: Rectangular/SquareMatrix: add move assignment

src/OpenFOAM/matrices/RectangularMatrix/RectangularMatrix.H

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2011-2016 OpenFOAM Foundation
-    Copyright (C) 2019-2020 OpenCFD Ltd.
+    Copyright (C) 2019-2022 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -135,6 +135,9 @@ public:
 
     // Member Operators
 
+        //- Move assignment
+        inline void operator=(RectangularMatrix<Type>&& mat);
+
         //- Assign all elements to zero
         inline void operator=(const Foam::zero);
 

src/OpenFOAM/matrices/RectangularMatrix/RectangularMatrixI.H

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2011-2016 OpenFOAM Foundation
-    Copyright (C) 2019-2020 OpenCFD Ltd.
+    Copyright (C) 2019-2022 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -171,6 +171,16 @@ Foam::RectangularMatrix<Type>::clone() const
 
 // * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //
 
+template<class Type>
+inline void Foam::RectangularMatrix<Type>::operator=
+(
+    RectangularMatrix<Type>&& mat
+)
+{
+    this->transfer(mat);
+}
+
+
 template<class Type>
 inline void Foam::RectangularMatrix<Type>::operator=(const Foam::zero)
 {

src/OpenFOAM/matrices/SquareMatrix/SquareMatrix.H

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2011-2016 OpenFOAM Foundation
-    Copyright (C) 2019-2020 OpenCFD Ltd.
+    Copyright (C) 2019-2022 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -181,6 +181,9 @@ public:
 
     // Member Operators
 
+        //- Move assignment
+        inline void operator=(SquareMatrix<Type>&& mat);
+
         //- Assign all elements to zero
         inline void operator=(const Foam::zero);
 

src/OpenFOAM/matrices/SquareMatrix/SquareMatrixI.H

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2011-2016 OpenFOAM Foundation
-    Copyright (C) 2019-2020 OpenCFD Ltd.
+    Copyright (C) 2019-2022 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -290,6 +290,13 @@ inline bool Foam::SquareMatrix<Type>::tridiagonal() const
 
 // * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //
 
+template<class Type>
+inline void Foam::SquareMatrix<Type>::operator=(SquareMatrix<Type>&& mat)
+{
+    this->transfer(mat);
+}
+
+
 template<class Type>
 inline void Foam::SquareMatrix<Type>::operator=(const Foam::zero)
 {