COMP: default copy construct for MatrixBlock

src/OpenFOAM/matrices/MatrixBlock/MatrixBlock.H

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2016 OpenFOAM Foundation
-    Copyright (C) 2019 OpenCFD Ltd.
+    Copyright (C) 2019-2020 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -155,6 +155,13 @@ public:
 
     typedef typename MatrixType::cmptType cmptType;
 
+
+    // Generated Methods
+
+        //- Copy construct
+        MatrixBlock(const MatrixBlock&) = default;
+
+
     // Constructors
 
         //- Construct block for matrix, size and location