diff --git a/src/aui/framemanager.cpp b/src/aui/framemanager.cpp
index 9074f6d892..35518fd79e 100644
--- a/src/aui/framemanager.cpp
+++ b/src/aui/framemanager.cpp
@@ -1917,7 +1917,7 @@ void wxAuiManager::LayoutAddPane(wxSizer* cont,
     }
     else
     {
-        sizer_item = cont->Add(horz_pane_sizer, pane_proportion, wxEXPAND);
+        cont->Add(horz_pane_sizer, pane_proportion, wxEXPAND);
     }
 }
 
diff --git a/src/aui/tabart.cpp b/src/aui/tabart.cpp
index 59d3a796ba..3814d8dc31 100644
--- a/src/aui/tabart.cpp
+++ b/src/aui/tabart.cpp
@@ -527,7 +527,7 @@ void wxAuiGenericTabArt::DrawTab(wxDC& dc,
     }
 
 
-    int text_offset = tab_x + 8;
+    int text_offset;
     int close_button_width = 0;
     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
     {
diff --git a/src/common/dcgraph.cpp b/src/common/dcgraph.cpp
index 802ba8bf6a..796c3462ff 100644
--- a/src/common/dcgraph.cpp
+++ b/src/common/dcgraph.cpp
@@ -832,9 +832,6 @@ void wxGCDCImpl::DoDrawSpline(const wxPointList *points)
         wxCoord cy4 = (y1 + y2) / 2;
 
         path.AddQuadCurveToPoint(x1 , y1 ,cx4 , cy4 );
-
-        cx1 = cx4;
-        cy1 = cy4;
     }
 
     path.AddLineToPoint( x2 , y2 );
diff --git a/src/msw/printdlg.cpp b/src/msw/printdlg.cpp
index 53de22d010..5074092790 100644
--- a/src/msw/printdlg.cpp
+++ b/src/msw/printdlg.cpp
@@ -796,24 +796,6 @@ bool wxWindowsPrintDialog::ConvertToNative( wxPrintDialogData &data )
     memset( pd, 0, sizeof(PRINTDLG) );
     m_printDlg = (void*) pd;
 
-    pd->lStructSize    = sizeof(PRINTDLG);
-    pd->hwndOwner      = NULL;
-    pd->hDevMode       = NULL; // Will be created by PrintDlg
-    pd->hDevNames      = NULL; // Ditto
-
-    pd->Flags          = PD_RETURNDEFAULT;
-    pd->nCopies        = 1;
-
-    // Pass the devmode data to the PRINTDLG structure, since it'll
-    // be needed when PrintDlg is called.
-    if (pd->hDevMode)
-        GlobalFree(pd->hDevMode);
-
-    // Pass the devnames data to the PRINTDLG structure, since it'll
-    // be needed when PrintDlg is called.
-    if (pd->hDevNames)
-        GlobalFree(pd->hDevNames);
-
     pd->hDevMode = static_cast<HGLOBAL>(native_data->GetDevMode());
     native_data->SetDevMode(NULL);
 
diff --git a/src/osx/carbon/font.cpp b/src/osx/carbon/font.cpp
index 93d0ffe7c2..309d57d417 100644
--- a/src/osx/carbon/font.cpp
+++ b/src/osx/carbon/font.cpp
@@ -793,8 +793,6 @@ void wxNativeFontInfo::InitFromFontDescriptor(CTFontDescriptorRef desc)
     wxCFDictionaryRef traits((CFDictionaryRef)CTFontDescriptorCopyAttribute(desc, kCTFontTraitsAttribute));
     traits.GetValue(kCTFontSymbolicTrait).GetValue((int32_t*)&symbolicTraits, 0);
 
-    m_family = wxFONTFAMILY_DEFAULT;
-
     if (symbolicTraits & kCTFontTraitMonoSpace)
         m_family = wxFONTFAMILY_TELETYPE;
     else
diff --git a/src/qt/window.cpp b/src/qt/window.cpp
index a969a61a2c..aabf049ad8 100644
--- a/src/qt/window.cpp
+++ b/src/qt/window.cpp
@@ -1423,7 +1423,6 @@ bool wxWindowQt::QtHandleMouseEvent ( QWidget *handler, QMouseEvent *event )
                 e.SetEventType( wxEVT_LEAVE_WINDOW );
 
             ProcessWindowEvent( e );
-            m_mouseInside = mouseInside;
         }
     }