diff --git a/ChangeLog b/ChangeLog
index 28a2b709..8bd4b8ff 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2017-08-11  Markus Gans  <guru.mail@muenster.de>
+	* Some code changes for GCC 7
+	* Implementation of a copy constructor for FPoint and FRect
+
 2017-08-06  Markus Gans  <guru.mail@muenster.de>
 	* Fix GNU Screen support for vte/gnome-terminals
 	* Advanced streaming functionality for FTermBuffer 
diff --git a/src/ffiledialog.cpp b/src/ffiledialog.cpp
index 0745d901..6b4c1cf4 100644
--- a/src/ffiledialog.cpp
+++ b/src/ffiledialog.cpp
@@ -702,7 +702,7 @@ int FFileDialog::changeDir (const FString& dirname)
       printPath(directory);
       filename->redraw();
       filebrowser->redraw();
-
+      // fall through
     default:
       return 0;
   }
diff --git a/src/fpoint.h b/src/fpoint.h
index 54fabc55..28a52fb3 100644
--- a/src/fpoint.h
+++ b/src/fpoint.h
@@ -23,6 +23,7 @@ class FPoint
  public:
    // Constructors
    FPoint ();
+   FPoint (const FPoint&);  // copy constructor
    FPoint (int, int);
 
    // Destructor
@@ -69,6 +70,12 @@ inline FPoint::FPoint()
   , ypos(0)
 { }
 
+//----------------------------------------------------------------------
+inline FPoint::FPoint (const FPoint& p)  // copy constructor
+  : xpos(p.xpos)
+  , ypos(p.ypos)
+{ }
+
 //----------------------------------------------------------------------
 inline FPoint::FPoint (int x, int y)
   : xpos(short(x))
diff --git a/src/frect.h b/src/frect.h
index 1f6ecc75..d170614d 100644
--- a/src/frect.h
+++ b/src/frect.h
@@ -27,6 +27,7 @@ class FRect
  public:
    // Constructors
    FRect ();
+   FRect (const FRect&);  // copy constructor
    FRect (int, int, int, int);
    FRect (const FPoint&, const FPoint&);
 
@@ -112,6 +113,14 @@ inline FRect::FRect()
   , Y2(-1)
 { }
 
+//----------------------------------------------------------------------
+inline FRect::FRect (const FRect& r)  // copy constructor
+  : X1(r.X1)
+  , Y1(r.Y1)
+  , X2(r.X2)
+  , Y2(r.Y2)
+{ }
+
 //----------------------------------------------------------------------
 inline FRect::FRect (int x, int y, int width, int height)
   : X1(short(x))
diff --git a/src/fvterm.cpp b/src/fvterm.cpp
index 8c486062..84f1baa2 100644
--- a/src/fvterm.cpp
+++ b/src/fvterm.cpp
@@ -441,7 +441,7 @@ int FVTerm::print (term_area* area, const FString& s)
       {
         case '\n':
           area->cursor_y++;
-
+          // fall through
         case '\r':
           area->cursor_x = 1;
           break;
@@ -599,7 +599,7 @@ int FVTerm::print (term_area* area, const std::vector<char_data>& termString)
     {
       case '\n':
         area->cursor_y++;
-
+        // fall through
       case '\r':
         area->cursor_x = 1;
         break;
diff --git a/test/opti-move.cpp b/test/opti-move.cpp
index 85fd69cc..498c659b 100644
--- a/test/opti-move.cpp
+++ b/test/opti-move.cpp
@@ -67,7 +67,7 @@ void move (int xold, int yold, int xnew, int ynew)
   // prints the cursor move escape sequence
   std::string sequence;
   char* buffer;
-  char  from[10], to[10], byte[15];
+  char  from[10], to[10], byte[20];
   uInt  len;
 
   term_boundaries(xold, yold);