diff --git a/eeschema/lib_pin.cpp b/eeschema/lib_pin.cpp
index feba1e44df..501eb4ebba 100644
--- a/eeschema/lib_pin.cpp
+++ b/eeschema/lib_pin.cpp
@@ -48,7 +48,7 @@
 #include <sch_component.h>
 
 
-static const int    pin_orientation_codes[] =
+static const int pin_orientation_codes[] =
 {
     PIN_RIGHT,
     PIN_LEFT,
@@ -61,7 +61,7 @@ static const int    pin_orientation_codes[] =
 
 // bitmaps to show pins orientations in dialog editor
 // must have same order than pin_orientation_names
-static const BITMAP_DEF s_icons_Pins_Orientations[] =
+static const BITMAP_DEF iconsPinsOrientations[] =
 {
     pinorient_right_xpm,
     pinorient_left_xpm,
@@ -72,7 +72,7 @@ static const BITMAP_DEF s_icons_Pins_Orientations[] =
 
 // bitmaps to show pins shapes in dialog editor
 // must have same order than pin_style_names
-static BITMAP_DEF s_icons_Pins_Shapes[] =
+static BITMAP_DEF iconsPinsShapes[] =
 {
     pinshape_normal_xpm,
     pinshape_invert_xpm,
@@ -122,7 +122,7 @@ static const BITMAP_DEF iconsPinsElectricalType[] =
 #define PIN_ELECTRICAL_TYPE_CNT DIM( iconsPinsElectricalType )
 
 
-const wxString LIB_PIN::GetCanonicalElectricalTypeName( unsigned aType )
+const wxString LIB_PIN::GetCanonicalElectricalTypeName( int aType )
 {
     // These strings are the canonical name of the electrictal type
     // Not translated, no space in name, only ASCII chars.
@@ -144,7 +144,7 @@ const wxString LIB_PIN::GetCanonicalElectricalTypeName( unsigned aType )
         wxT( "???" )
     };
 
-    if( aType >= PIN_NMAX )
+    if( aType < 0 || aType > int( PIN_NMAX ) )
         aType = PIN_NMAX;
 
     return msgPinElectricType[ aType ];
@@ -155,7 +155,7 @@ const wxString LIB_PIN::GetCanonicalElectricalTypeName( unsigned aType )
 // Note: the strings are *not* static because they are translated and must be built
 // on the fly, to be properly translated
 
-static const wxString getPinOrientationName( unsigned aPinOrientationCode )
+static const wxString getPinOrientationName( int aPinOrientationCode )
 {
     /* Note: The following name lists are sentence capitalized per the GNOME UI
      *       standards for list controls.  Please do not change the capitalization
@@ -166,16 +166,17 @@ static const wxString getPinOrientationName( unsigned aPinOrientationCode )
         _( "Right" ),
         _( "Left" ),
         _( "Up" ),
-        _( "Down" )
+        _( "Down" ),
+        wxT( "???" )
     };
 
-    if( aPinOrientationCode < PIN_ORIENTATION_CNT )
-        return pin_orientation_names[ aPinOrientationCode ];
-    else
-        return wxT( "??" );
+    if( aPinOrientationCode < 0 || aPinOrientationCode > int( PIN_ORIENTATION_CNT ) )
+        aPinOrientationCode = PIN_ORIENTATION_CNT;
+
+    return pin_orientation_names[ aPinOrientationCode ];
 }
 
-const wxString LIB_PIN::GetElectricalTypeName( unsigned aPinsElectricalType )
+const wxString LIB_PIN::GetElectricalTypeName( int aPinsElectricalType )
 {
     const wxString pin_electrical_type_names[] =
     {   // Keep these translated strings not static
@@ -189,16 +190,17 @@ const wxString LIB_PIN::GetElectricalTypeName( unsigned aPinsElectricalType )
         _( "Power output" ),
         _( "Open collector" ),
         _( "Open emitter" ),
-        _( "Not connected" )
+        _( "Not connected" ),
+        wxT( "???" )
     };
 
-    if( aPinsElectricalType < PIN_ELECTRICAL_TYPE_CNT )
-        return pin_electrical_type_names[ aPinsElectricalType ];
+    if( aPinsElectricalType < 0 || aPinsElectricalType > int( PIN_ELECTRICAL_TYPE_CNT ) )
+        aPinsElectricalType = PIN_ELECTRICAL_TYPE_CNT;
 
-    return wxT( "??" );
+    return pin_electrical_type_names[ aPinsElectricalType ];
 }
 
-const wxString getPinStyleName( unsigned aPinsStyle )
+static const wxString getPinStyleName( int aPinsStyle )
 {
     const wxString pin_style_names[] =
     {   // Keep these translated strings not static
@@ -210,13 +212,14 @@ const wxString getPinStyleName( unsigned aPinsStyle )
         _( "Clock low" ),
         _( "Output low" ),
         _( "Falling edge clock" ),
-        _( "NonLogic" )
+        _( "NonLogic" ),
+        wxT( "???" )
     };
 
-    if( aPinsStyle < PIN_STYLE_CNT )
-        return pin_style_names[ aPinsStyle ];
+    if( aPinsStyle < 0 || aPinsStyle > int( PIN_STYLE_CNT ) )
+        aPinsStyle = PIN_STYLE_CNT;
 
-    return wxT( "??" );
+    return pin_style_names[ aPinsStyle ];
 }
 
 
@@ -2227,13 +2230,13 @@ const BITMAP_DEF* LIB_PIN::GetElectricalTypeSymbols()
 
 const BITMAP_DEF* LIB_PIN::GetOrientationSymbols()
 {
-    return s_icons_Pins_Orientations;
+    return iconsPinsOrientations;
 }
 
 
 const BITMAP_DEF* LIB_PIN::GetStyleSymbols()
 {
-    return s_icons_Pins_Shapes;
+    return iconsPinsShapes;
 }
 
 
diff --git a/eeschema/lib_pin.h b/eeschema/lib_pin.h
index 430cec9582..cc9f3d0eb2 100644
--- a/eeschema/lib_pin.h
+++ b/eeschema/lib_pin.h
@@ -272,7 +272,7 @@ public:
      * @param aType is the electrical type (see enum ElectricPinType )
      * @return The electrical name for a pin type (see enun MsgPinElectricType for names).
      */
-    static const wxString GetCanonicalElectricalTypeName( unsigned aType );
+    static const wxString GetCanonicalElectricalTypeName( int aType );
 
     /**
      * return a string giving the electrical type of the pin.
@@ -289,7 +289,7 @@ public:
      * @param aType is the electrical type (see enum ElectricPinType )
      * @return The electrical name of the pin (see enun MsgPinElectricType for names).
      */
-    static const wxString GetElectricalTypeName( unsigned aType );
+    static const wxString GetElectricalTypeName( int aType );
 
     /**
      * return a translated string for messages giving the electrical type of the pin.
diff --git a/include/kiway.h b/include/kiway.h
index 865c6450b6..d40e8530f5 100644
--- a/include/kiway.h
+++ b/include/kiway.h
@@ -198,7 +198,7 @@ struct KIFACE
      * @param aCtlBits consists of bit flags from the set of KFCTL_* \#defines above.
      *
      * @return wxWindow* - and if not NULL, should be cast into the known type using
-     *  and old school cast.  dynamic_cast is problemenatic since it needs typeinfo probably
+     *  and old school cast.  dynamic_cast is problematic since it needs typeinfo probably
      *  not contained in the caller's link image.
      */
     VTBL_ENTRY  wxWindow* CreateWindow( wxWindow* aParent, int aClassId,
@@ -228,7 +228,7 @@ struct KIFACE
  * having to link to the top process module which houses the KIWAY(s).  More importantly
  * it makes it possible to send custom wxEvents between DSOs and from the top
  * process module down into the DSOs.  The latter capability is thought useful
- * for driving the lower DSOs from a python test rig or for demo (automaton) purposes.
+ * for driving the lower DSOs from a python test rig or for demo (automation) purposes.
  * <p>
  * Most all calls are via virtual functions, which means C++ vtables
  * are used to hold function pointers and eliminate the need to link to specific
diff --git a/include/tool/coroutine.h b/include/tool/coroutine.h
index 76afe8d81b..c7eaf5fa0e 100644
--- a/include/tool/coroutine.h
+++ b/include/tool/coroutine.h
@@ -82,6 +82,9 @@ public:
         m_func( aEntry ), m_saved( NULL ), m_self( NULL ), m_stack( NULL ),
         m_stackSize( c_defaultStackSize ), m_running( false )
     {
+        // Avoid not initialized members, and make static analysers quiet
+        m_args = 0;
+        m_retVal = 0;
     }
 
     ~COROUTINE()
diff --git a/pagelayout_editor/pl_editor_frame.cpp b/pagelayout_editor/pl_editor_frame.cpp
index 0fd9a745e6..1bd377dd18 100644
--- a/pagelayout_editor/pl_editor_frame.cpp
+++ b/pagelayout_editor/pl_editor_frame.cpp
@@ -697,7 +697,9 @@ WORKSHEET_DATAITEM* PL_EDITOR_FRAME::Locate( const wxPoint& aPosition )
     drawList.SetSheetNumber( screen->m_ScreenNumber );
     drawList.SetSheetCount( screen->m_NumberOfScreens );
     drawList.SetFileName( GetCurrFileName() );
-    drawList.SetSheetName( GetScreenDesc() );
+    // GetScreenDesc() returns a temporary string. Store it to avoid issues.
+    wxString descr = GetScreenDesc();
+    drawList.SetSheetName( descr );
 
     drawList.BuildWorkSheetGraphicList( pageInfo, t_block, color, color );
 
diff --git a/pcbnew/class_netclass.h b/pcbnew/class_netclass.h
index b80675da1c..5b6bbe124e 100644
--- a/pcbnew/class_netclass.h
+++ b/pcbnew/class_netclass.h
@@ -125,7 +125,7 @@ public:
     }
 
     /**
-     * Function AddMember
+     * Function Add
      * adds \a aNetname to this NETCLASS if it is not already in this NETCLASS.
      * It is harmless to try and add a second identical name.
      */
diff --git a/pcbnew/class_track.cpp b/pcbnew/class_track.cpp
index 7ca3e46f1f..02281b8ce8 100644
--- a/pcbnew/class_track.cpp
+++ b/pcbnew/class_track.cpp
@@ -531,6 +531,9 @@ TRACK* TRACK::GetEndNetCode( int NetCode )
 void TRACK::DrawShortNetname( EDA_DRAW_PANEL* panel,
         wxDC* aDC, GR_DRAWMODE aDrawMode, EDA_COLOR_T aBgColor )
 {
+    if( ! panel )
+        return;
+
     /* we must filter tracks, to avoid a lot of texts.
      *  - only tracks with a length > 10 * thickness are eligible
      * and, of course, if we are not printing the board
@@ -594,6 +597,7 @@ void TRACK::DrawShortNetname( EDA_DRAW_PANEL* panel,
         }
 
         LAYER_ID curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;
+
         if( ( aDC->LogicalToDeviceXRel( tsize ) >= MIN_TEXT_SIZE )
          && ( !(!IsOnLayer( curr_layer )&& displ_opts->m_ContrastModeDisplay) ) )
         {
@@ -601,8 +605,7 @@ void TRACK::DrawShortNetname( EDA_DRAW_PANEL* panel,
                 GRSetDrawMode( aDC, GR_COPY );
 
             tsize = (tsize * 7) / 10;       // small reduction to give a better look
-            EDA_RECT* clipbox = panel? panel->GetClipBox() : NULL;
-            DrawGraphicHaloText( clipbox, aDC, tpos,
+            DrawGraphicHaloText( panel->GetClipBox(), aDC, tpos,
                                  aBgColor, BLACK, WHITE, net->GetShortNetname(), angle,
                                  wxSize( tsize, tsize ),
                                  GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER,
diff --git a/pcbnew/collectors.cpp b/pcbnew/collectors.cpp
index 23a168ffbe..c36852bcca 100644
--- a/pcbnew/collectors.cpp
+++ b/pcbnew/collectors.cpp
@@ -421,7 +421,7 @@ SEARCH_RESULT GENERAL_COLLECTOR::Inspect( EDA_ITEM* testItem, const void* testDa
          * follows layer visibility controls (but that was already
          * checked) */
 
-        if( via || module || pad || m_Guide->IsLayerVisible( layer ) 
+        if( via || module || pad || m_Guide->IsLayerVisible( layer )
                 || !m_Guide->IgnoreNonVisibleLayers() )
         {
             if( !m_Guide->IsLayerLocked( layer ) || !m_Guide->IgnoreLockedLayers() )
@@ -466,7 +466,7 @@ void GENERAL_COLLECTOR::Collect( BOARD_ITEM* aItem, const KICAD_T aScanList[],
 
     SetTimeNow();               // when snapshot was taken
 
-    // record the length of the primary list before concatonating on to it.
+    // record the length of the primary list before concatenating on to it.
     m_PrimaryLength = m_List.size();
 
     // append 2nd list onto end of the first list
diff --git a/pcbnew/collectors.h b/pcbnew/collectors.h
index 66432ffd64..b2d5c9dc0a 100644
--- a/pcbnew/collectors.h
+++ b/pcbnew/collectors.h
@@ -228,7 +228,7 @@ protected:
 
     /**
      * The number of items that were originally in the primary list before the
-     * m_List2nd was concatonated onto the end of it.
+     * m_List2nd was concatenated onto the end of it.
      */
     int                         m_PrimaryLength;
 
diff --git a/pcbnew/connect.h b/pcbnew/connect.h
index 830fbde6ca..46868c878c 100644
--- a/pcbnew/connect.h
+++ b/pcbnew/connect.h
@@ -107,7 +107,7 @@ public:
     /**
      * Function BuildPadsList
      * Fills m_sortedPads with all pads that be connected to tracks
-     * pads are sorted by > then Y coordinates to allow fast binary search in list
+     * pads are sorted by X then Y coordinates to allow fast binary search in list
      * @param aNetcode = net code to use to filter pads
      * if  aNetcode < 0, all pads will be put in list (default)
      */
diff --git a/pcbnew/tools/pcbnew_control.h b/pcbnew/tools/pcbnew_control.h
index 7eab41bad1..7bfec224a2 100644
--- a/pcbnew/tools/pcbnew_control.h
+++ b/pcbnew/tools/pcbnew_control.h
@@ -86,7 +86,7 @@ private:
     ///> Sets up handlers for various events.
     void setTransitions();
 
-    ///> Pointerto the currently used edit frame.
+    ///> Pointer to the currently used edit frame.
     PCB_BASE_FRAME* m_frame;
 };
 
diff --git a/pcbnew/tools/selection_tool.h b/pcbnew/tools/selection_tool.h
index 1481bd7fab..e986199751 100644
--- a/pcbnew/tools/selection_tool.h
+++ b/pcbnew/tools/selection_tool.h
@@ -225,7 +225,7 @@ private:
     void setTransitions();
 
     /**
-     * Function ClearSelection()
+     * Function clearSelection()
      * Clears the current selection.
      */
     void clearSelection();
@@ -264,7 +264,7 @@ private:
     bool selectable( const BOARD_ITEM* aItem ) const;
 
     /**
-     * Function selectItem()
+     * Function select()
      * Takes necessary action mark an item as selected.
      *
      * @param aItem is an item to be selected.
@@ -272,7 +272,7 @@ private:
     void select( BOARD_ITEM* aItem );
 
     /**
-     * Function unselectItem()
+     * Function unselect()
      * Takes necessary action mark an item as unselected.
      *
      * @param aItem is an item to be unselected.
@@ -280,7 +280,7 @@ private:
     void unselect( BOARD_ITEM* aItem );
 
     /**
-     * Function unselectVisually()
+     * Function selectVisually()
      * Marks item as selected, but does not add it to the ITEMS_PICKED_LIST.
      * @param aItem is an item to be be marked.
      */
@@ -294,7 +294,7 @@ private:
     void unselectVisually( BOARD_ITEM* aItem ) const;
 
     /**
-     * Function containsSelected()
+     * Function selectionContains()
      * Checks if the given point is placed within any of selected items' bounding box.
      *
      * @return True if the given point is contained in any of selected items' bouding box.