diff --git a/extras/audio plugin host/Source/FilterGraph.h b/extras/audio plugin host/Source/FilterGraph.h
index 41780319c7..38bc7c217a 100644
--- a/extras/audio plugin host/Source/FilterGraph.h	
+++ b/extras/audio plugin host/Source/FilterGraph.h	
@@ -56,7 +56,7 @@ public:
 private:
     FilterGraph& owner;
 
-    const FilterConnection& operator= (const FilterConnection&);
+    FilterConnection& operator= (const FilterConnection&);
 };
 
 
@@ -116,7 +116,7 @@ private:
                       const OwnedArray <FilterConnection>& connections);
 
     FilterInGraph (const FilterInGraph&);
-    const FilterInGraph& operator= (const FilterInGraph&);
+    FilterInGraph& operator= (const FilterInGraph&);
 };
 */
 
@@ -202,7 +202,7 @@ private:
     void createNodeFromXml (const XmlElement& xml);
 
     FilterGraph (const FilterGraph&);
-    const FilterGraph& operator= (const FilterGraph&);
+    FilterGraph& operator= (const FilterGraph&);
 };
 
 
@@ -269,7 +269,7 @@ private:
     void update();
 
     FilterGraphPlayer (const FilterGraphPlayer&);
-    const FilterGraphPlayer& operator= (const FilterGraphPlayer&);
+    FilterGraphPlayer& operator= (const FilterGraphPlayer&);
 };
 */
 
diff --git a/extras/audio plugin host/Source/GraphEditorPanel.cpp b/extras/audio plugin host/Source/GraphEditorPanel.cpp
index 4e579ee593..29700f1a83 100644
--- a/extras/audio plugin host/Source/GraphEditorPanel.cpp	
+++ b/extras/audio plugin host/Source/GraphEditorPanel.cpp	
@@ -202,7 +202,7 @@ private:
     FilterGraph& graph;
 
     PinComponent (const PinComponent&);
-    const PinComponent& operator= (const PinComponent&);
+    PinComponent& operator= (const PinComponent&);
 
     GraphEditorPanel* getGraphPanel() const throw()
     {
@@ -456,7 +456,7 @@ private:
     }
 
     FilterComponent (const FilterComponent&);
-    const FilterComponent& operator= (const FilterComponent&);
+    FilterComponent& operator= (const FilterComponent&);
 };
 
 //==============================================================================
@@ -705,7 +705,7 @@ private:
     }
 
     ConnectorComponent (const ConnectorComponent&);
-    const ConnectorComponent& operator= (const ConnectorComponent&);
+    ConnectorComponent& operator= (const ConnectorComponent&);
 };
 
 
diff --git a/extras/audio plugin host/Source/GraphEditorPanel.h b/extras/audio plugin host/Source/GraphEditorPanel.h
index 39967d8fb2..eefbaf9362 100644
--- a/extras/audio plugin host/Source/GraphEditorPanel.h	
+++ b/extras/audio plugin host/Source/GraphEditorPanel.h	
@@ -72,7 +72,7 @@ private:
     ConnectorComponent* draggingConnector;
 
     GraphEditorPanel (const GraphEditorPanel&);
-    const GraphEditorPanel& operator= (const GraphEditorPanel&);
+    GraphEditorPanel& operator= (const GraphEditorPanel&);
 };
 
 
diff --git a/extras/audio plugins/wrapper/RTAS/juce_RTAS_Wrapper.cpp b/extras/audio plugins/wrapper/RTAS/juce_RTAS_Wrapper.cpp
index e90393a014..24bcc6bdd6 100644
--- a/extras/audio plugins/wrapper/RTAS/juce_RTAS_Wrapper.cpp	
+++ b/extras/audio plugins/wrapper/RTAS/juce_RTAS_Wrapper.cpp	
@@ -878,7 +878,7 @@ private:
         const int index;
 
         JucePluginControl (const JucePluginControl&);
-        const JucePluginControl& operator= (const JucePluginControl&);
+        JucePluginControl& operator= (const JucePluginControl&);
     };
 };
 
diff --git a/extras/audio plugins/wrapper/Standalone/juce_StandaloneFilterWindow.h b/extras/audio plugins/wrapper/Standalone/juce_StandaloneFilterWindow.h
index c45a5ee362..6473697781 100644
--- a/extras/audio plugins/wrapper/Standalone/juce_StandaloneFilterWindow.h	
+++ b/extras/audio plugins/wrapper/Standalone/juce_StandaloneFilterWindow.h	
@@ -84,7 +84,7 @@ private:
     void deleteFilter();
 
     StandaloneFilterWindow (const StandaloneFilterWindow&);
-    const StandaloneFilterWindow& operator= (const StandaloneFilterWindow&);
+    StandaloneFilterWindow& operator= (const StandaloneFilterWindow&);
 };
 
 #endif   // __JUCE_STANDALONEFILTERWINDOW_JUCEHEADER__
diff --git a/extras/browser plugins/wrapper/juce_ActiveX_GlueCode.cpp b/extras/browser plugins/wrapper/juce_ActiveX_GlueCode.cpp
index c27303e7d3..9f2cbb1dff 100644
--- a/extras/browser plugins/wrapper/juce_ActiveX_GlueCode.cpp	
+++ b/extras/browser plugins/wrapper/juce_ActiveX_GlueCode.cpp	
@@ -168,7 +168,7 @@ private:
     OwnedArray <var::identifier> knownIdentifiers;
 
     IDispatchHelper (const IDispatchHelper&);
-    const IDispatchHelper& operator= (const IDispatchHelper&);
+    IDispatchHelper& operator= (const IDispatchHelper&);
 };
 
 //==============================================================================
@@ -750,7 +750,7 @@ private:
     IDispatchHelper iDispatchHelper;
 
     JuceActiveXObject (const JuceActiveXObject&);
-    const JuceActiveXObject& operator= (const JuceActiveXObject&);
+    JuceActiveXObject& operator= (const JuceActiveXObject&);
 };
 
 //==============================================================================
@@ -790,7 +790,7 @@ private:
     int refCount;
 
     JuceActiveXObjectFactory (const JuceActiveXObjectFactory&);
-    const JuceActiveXObjectFactory& operator= (const JuceActiveXObjectFactory&);
+    JuceActiveXObjectFactory& operator= (const JuceActiveXObjectFactory&);
 };
 
 //==============================================================================
diff --git a/extras/example projects/Source/MainComponent.h b/extras/example projects/Source/MainComponent.h
index 51da8124df..0e8c39b6e4 100644
--- a/extras/example projects/Source/MainComponent.h	
+++ b/extras/example projects/Source/MainComponent.h	
@@ -68,7 +68,7 @@ private:
     //==============================================================================
     // (prevent copy constructor and operator= being generated..)
     MainComponent (const MainComponent&);
-    const MainComponent& operator= (const MainComponent&);
+    MainComponent& operator= (const MainComponent&);
 };
 
 
diff --git a/extras/juce demo/Source/demos/AudioDemoLatencyPage.cpp b/extras/juce demo/Source/demos/AudioDemoLatencyPage.cpp
index ae5bcf2f63..9297660ccc 100644
--- a/extras/juce demo/Source/demos/AudioDemoLatencyPage.cpp	
+++ b/extras/juce demo/Source/demos/AudioDemoLatencyPage.cpp	
@@ -272,7 +272,7 @@ private:
     }
 
     LatencyTester (const LatencyTester&);
-    const LatencyTester& operator= (const LatencyTester&);
+    LatencyTester& operator= (const LatencyTester&);
 };
 
 
diff --git a/extras/juce demo/Source/demos/AudioDemoSetupPage.h b/extras/juce demo/Source/demos/AudioDemoSetupPage.h
index d24f567fa4..ee574301b7 100644
--- a/extras/juce demo/Source/demos/AudioDemoSetupPage.h	
+++ b/extras/juce demo/Source/demos/AudioDemoSetupPage.h	
@@ -65,7 +65,7 @@ private:
     //==============================================================================
     // (prevent copy constructor and operator= being generated..)
     AudioDemoSetupPage (const AudioDemoSetupPage&);
-    const AudioDemoSetupPage& operator= (const AudioDemoSetupPage&);
+    AudioDemoSetupPage& operator= (const AudioDemoSetupPage&);
 };
 
 
diff --git a/extras/juce demo/Source/demos/AudioDemoTabComponent.h b/extras/juce demo/Source/demos/AudioDemoTabComponent.h
index cb773ebc53..768befdce9 100644
--- a/extras/juce demo/Source/demos/AudioDemoTabComponent.h	
+++ b/extras/juce demo/Source/demos/AudioDemoTabComponent.h	
@@ -52,7 +52,7 @@ private:
     float accumulator;
 
     LiveAudioInputDisplayComp (const LiveAudioInputDisplayComp&);
-    const LiveAudioInputDisplayComp& operator= (const LiveAudioInputDisplayComp&);
+    LiveAudioInputDisplayComp& operator= (const LiveAudioInputDisplayComp&);
 };
 
 //[/Headers]
diff --git a/extras/juce demo/Source/demos/WebBrowserDemo.cpp b/extras/juce demo/Source/demos/WebBrowserDemo.cpp
index 835bf166af..ca09bf3295 100644
--- a/extras/juce demo/Source/demos/WebBrowserDemo.cpp	
+++ b/extras/juce demo/Source/demos/WebBrowserDemo.cpp	
@@ -59,7 +59,7 @@ private:
     TextEditor* addressTextBox;
 
     DemoBrowserComponent (DemoBrowserComponent&);
-    const DemoBrowserComponent& operator= (const DemoBrowserComponent&);
+    DemoBrowserComponent& operator= (const DemoBrowserComponent&);
 };
 
 
diff --git a/extras/the jucer/src/model/components/jucer_ComponentTypeHandler.h b/extras/the jucer/src/model/components/jucer_ComponentTypeHandler.h
index b3438323c2..4b2627f1b5 100644
--- a/extras/the jucer/src/model/components/jucer_ComponentTypeHandler.h	
+++ b/extras/the jucer/src/model/components/jucer_ComponentTypeHandler.h	
@@ -140,7 +140,7 @@ protected:
 
 private:
     ComponentTypeHandler (const ComponentTypeHandler&);
-    const ComponentTypeHandler& operator= (const ComponentTypeHandler&);
+    ComponentTypeHandler& operator= (const ComponentTypeHandler&);
 };
 
 
diff --git a/extras/the jucer/src/model/components/jucer_ComponentUndoableAction.h b/extras/the jucer/src/model/components/jucer_ComponentUndoableAction.h
index e2d3dd9f58..150fdb75ce 100644
--- a/extras/the jucer/src/model/components/jucer_ComponentUndoableAction.h	
+++ b/extras/the jucer/src/model/components/jucer_ComponentUndoableAction.h	
@@ -86,7 +86,7 @@ protected:
 
 private:
     ComponentUndoableAction (const ComponentUndoableAction&);
-    const ComponentUndoableAction& operator= (const ComponentUndoableAction&);
+    ComponentUndoableAction& operator= (const ComponentUndoableAction&);
 };
 
 
diff --git a/extras/the jucer/src/model/jucer_BinaryResources.cpp b/extras/the jucer/src/model/jucer_BinaryResources.cpp
index 303dd3ce39..4a41092462 100644
--- a/extras/the jucer/src/model/jucer_BinaryResources.cpp	
+++ b/extras/the jucer/src/model/jucer_BinaryResources.cpp	
@@ -36,7 +36,7 @@ BinaryResources::~BinaryResources()
 {
 }
 
-const BinaryResources& BinaryResources::operator= (const BinaryResources& other)
+BinaryResources& BinaryResources::operator= (const BinaryResources& other)
 {
     for (int i = 0; i < other.resources.size(); ++i)
         add (other.resources[i]->name,
diff --git a/extras/the jucer/src/model/jucer_BinaryResources.h b/extras/the jucer/src/model/jucer_BinaryResources.h
index 8aaabae151..04453843e4 100644
--- a/extras/the jucer/src/model/jucer_BinaryResources.h	
+++ b/extras/the jucer/src/model/jucer_BinaryResources.h	
@@ -41,7 +41,7 @@ public:
     BinaryResources();
     ~BinaryResources();
 
-    const BinaryResources& operator= (const BinaryResources& other);
+    BinaryResources& operator= (const BinaryResources& other);
 
     void loadFromCpp (const File& cppFileLocation, const String& cpp);
 
diff --git a/extras/the jucer/src/model/jucer_ComponentLayout.cpp b/extras/the jucer/src/model/jucer_ComponentLayout.cpp
index 16bd411124..90b94faec4 100644
--- a/extras/the jucer/src/model/jucer_ComponentLayout.cpp	
+++ b/extras/the jucer/src/model/jucer_ComponentLayout.cpp	
@@ -123,7 +123,7 @@ private:
     }
 
     AddCompAction (const AddCompAction&);
-    const AddCompAction& operator= (const AddCompAction&);
+    AddCompAction& operator= (const AddCompAction&);
 };
 
 //==============================================================================
diff --git a/extras/the jucer/src/model/jucer_GeneratedCode.h b/extras/the jucer/src/model/jucer_GeneratedCode.h
index 7492e536e9..93f6b6b5c0 100644
--- a/extras/the jucer/src/model/jucer_GeneratedCode.h	
+++ b/extras/the jucer/src/model/jucer_GeneratedCode.h	
@@ -96,7 +96,7 @@ private:
     int suffix;
 
     GeneratedCode (const GeneratedCode&);
-    const GeneratedCode& operator= (const GeneratedCode&);
+    GeneratedCode& operator= (const GeneratedCode&);
 };
 
 
diff --git a/extras/the jucer/src/model/jucer_PaintRoutine.cpp b/extras/the jucer/src/model/jucer_PaintRoutine.cpp
index dd449590a8..9dc28627c3 100644
--- a/extras/the jucer/src/model/jucer_PaintRoutine.cpp	
+++ b/extras/the jucer/src/model/jucer_PaintRoutine.cpp	
@@ -136,7 +136,7 @@ private:
     }
 
     AddXmlElementAction (const AddXmlElementAction&);
-    const AddXmlElementAction& operator= (const AddXmlElementAction&);
+    AddXmlElementAction& operator= (const AddXmlElementAction&);
 };
 
 PaintElement* PaintRoutine::addElementFromXml (const XmlElement& xml, const int index, const bool undoable)
diff --git a/extras/the jucer/src/model/paintelements/jucer_FillType.cpp b/extras/the jucer/src/model/paintelements/jucer_FillType.cpp
index 674d57bf1b..2845489314 100644
--- a/extras/the jucer/src/model/paintelements/jucer_FillType.cpp	
+++ b/extras/the jucer/src/model/paintelements/jucer_FillType.cpp	
@@ -48,7 +48,7 @@ JucerFillType::JucerFillType (const JucerFillType& other)
     imageAnchor = other.imageAnchor;
 }
 
-const JucerFillType& JucerFillType::operator= (const JucerFillType& other)
+JucerFillType& JucerFillType::operator= (const JucerFillType& other)
 {
     ImageCache::release (image);
     image = 0;
diff --git a/extras/the jucer/src/model/paintelements/jucer_FillType.h b/extras/the jucer/src/model/paintelements/jucer_FillType.h
index 8fb4f2e91e..2c08f5d6fa 100644
--- a/extras/the jucer/src/model/paintelements/jucer_FillType.h	
+++ b/extras/the jucer/src/model/paintelements/jucer_FillType.h	
@@ -39,7 +39,7 @@ public:
     //==============================================================================
     JucerFillType();
     JucerFillType (const JucerFillType& other);
-    const JucerFillType& operator= (const JucerFillType& other);
+    JucerFillType& operator= (const JucerFillType& other);
     ~JucerFillType();
 
     bool operator== (const JucerFillType& other) const throw();
diff --git a/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.cpp b/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.cpp
index 05c44f1936..b2d71be41e 100644
--- a/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.cpp	
+++ b/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.cpp	
@@ -1406,7 +1406,7 @@ PathPoint::PathPoint (const PathPoint& other)
     pos [2] = other.pos [2];
 }
 
-const PathPoint& PathPoint::operator= (const PathPoint& other)
+PathPoint& PathPoint::operator= (const PathPoint& other)
 {
     owner = other.owner;
     type = other.type;
diff --git a/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.h b/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.h
index d730bfc644..fbef4dee20 100644
--- a/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.h	
+++ b/extras/the jucer/src/model/paintelements/jucer_PaintElementPath.h	
@@ -41,7 +41,7 @@ public:
     //==============================================================================
     PathPoint (PaintElementPath* const owner);
     PathPoint (const PathPoint& other);
-    const PathPoint& operator= (const PathPoint& other);
+    PathPoint& operator= (const PathPoint& other);
     ~PathPoint();
 
     //==============================================================================
diff --git a/extras/the jucer/src/model/paintelements/jucer_PaintElementUndoableAction.h b/extras/the jucer/src/model/paintelements/jucer_PaintElementUndoableAction.h
index ff5fc260c3..07a7830720 100644
--- a/extras/the jucer/src/model/paintelements/jucer_PaintElementUndoableAction.h	
+++ b/extras/the jucer/src/model/paintelements/jucer_PaintElementUndoableAction.h	
@@ -146,7 +146,7 @@ private:
     }
 
     PaintElementUndoableAction (const PaintElementUndoableAction&);
-    const PaintElementUndoableAction& operator= (const PaintElementUndoableAction&);
+    PaintElementUndoableAction& operator= (const PaintElementUndoableAction&);
 };
 
 
diff --git a/extras/the jucer/src/ui/jucer_ResourceEditorPanel.cpp b/extras/the jucer/src/ui/jucer_ResourceEditorPanel.cpp
index ff96e3db23..18cbec8d00 100644
--- a/extras/the jucer/src/ui/jucer_ResourceEditorPanel.cpp	
+++ b/extras/the jucer/src/ui/jucer_ResourceEditorPanel.cpp	
@@ -210,7 +210,7 @@ public:
 private:
     const int columnId, direction;
     ResourceSorter (const ResourceSorter&);
-    const ResourceSorter& operator= (const ResourceSorter&);
+    ResourceSorter& operator= (const ResourceSorter&);
 };
 
 void ResourceEditorPanel::sortOrderChanged (int newSortColumnId, const bool isForwards)
diff --git a/extras/the jucer/src/utility/jucer_UtilityFunctions.cpp b/extras/the jucer/src/utility/jucer_UtilityFunctions.cpp
index a55a8e6ae3..58e8b5390c 100644
--- a/extras/the jucer/src/utility/jucer_UtilityFunctions.cpp	
+++ b/extras/the jucer/src/utility/jucer_UtilityFunctions.cpp	
@@ -619,7 +619,7 @@ RelativePositionedRectangle::RelativePositionedRectangle (const RelativePosition
 {
 }
 
-const RelativePositionedRectangle& RelativePositionedRectangle::operator= (const RelativePositionedRectangle& other)
+RelativePositionedRectangle& RelativePositionedRectangle::operator= (const RelativePositionedRectangle& other)
 {
     rect = other.rect;
     relativeToX = other.relativeToX;
diff --git a/extras/the jucer/src/utility/jucer_UtilityFunctions.h b/extras/the jucer/src/utility/jucer_UtilityFunctions.h
index 3b18ebf762..14f128e979 100644
--- a/extras/the jucer/src/utility/jucer_UtilityFunctions.h	
+++ b/extras/the jucer/src/utility/jucer_UtilityFunctions.h	
@@ -41,7 +41,7 @@ struct RelativePositionedRectangle
     //==============================================================================
     RelativePositionedRectangle();
     RelativePositionedRectangle (const RelativePositionedRectangle&);
-    const RelativePositionedRectangle& operator= (const RelativePositionedRectangle&);
+    RelativePositionedRectangle& operator= (const RelativePositionedRectangle&);
     ~RelativePositionedRectangle();
 
     //==============================================================================
diff --git a/juce_amalgamated.cpp b/juce_amalgamated.cpp
index ddc3d089dd..d601efe71a 100644
--- a/juce_amalgamated.cpp
+++ b/juce_amalgamated.cpp
@@ -214531,7 +214531,7 @@ public:
 
 private:
 	WindowsBitmapImage (const WindowsBitmapImage&);
-	const WindowsBitmapImage& operator= (const WindowsBitmapImage&);
+	WindowsBitmapImage& operator= (const WindowsBitmapImage&);
 };
 
 long improbableWindowNumber = 0xf965aa01; // also referenced by messaging.cpp
@@ -215096,7 +215096,7 @@ private:
 		WindowsBitmapImage* image;
 
 		TemporaryImage (const TemporaryImage&);
-		const TemporaryImage& operator= (const TemporaryImage&);
+		TemporaryImage& operator= (const TemporaryImage&);
 	};
 
 	TemporaryImage offscreenImageGenerator;
@@ -215939,7 +215939,7 @@ private:
 		}
 
 		JuceDropTarget (const JuceDropTarget&);
-		const JuceDropTarget& operator= (const JuceDropTarget&);
+		JuceDropTarget& operator= (const JuceDropTarget&);
 	};
 
 	void doSettingChange()
@@ -216390,7 +216390,7 @@ private:
 	}
 
 	Win32ComponentPeer (const Win32ComponentPeer&);
-	const Win32ComponentPeer& operator= (const Win32ComponentPeer&);
+	Win32ComponentPeer& operator= (const Win32ComponentPeer&);
 };
 
 ComponentPeer* Component::createNewPeer (int styleFlags, void* /*nativeWindowToAttachTo*/)
@@ -217026,7 +217026,7 @@ private:
 	}
 
 	JuceEnumFormatEtc (const JuceEnumFormatEtc&);
-	const JuceEnumFormatEtc& operator= (const JuceEnumFormatEtc&);
+	JuceEnumFormatEtc& operator= (const JuceEnumFormatEtc&);
 };
 
 class JuceDataObject  : public IDataObject
@@ -217037,7 +217037,7 @@ class JuceDataObject  : public IDataObject
 	int refCount;
 
 	JuceDataObject (const JuceDataObject&);
-	const JuceDataObject& operator= (const JuceDataObject&);
+	JuceDataObject& operator= (const JuceDataObject&);
 
 public:
 	JuceDataObject (JuceDropSource* const dropSource_,
@@ -217432,7 +217432,7 @@ private:
 	bool bold, italic;
 
 	FontDCHolder (const FontDCHolder&);
-	const FontDCHolder& operator= (const FontDCHolder&);
+	FontDCHolder& operator= (const FontDCHolder&);
 };
 
 juce_ImplementSingleton_SingleThreaded (FontDCHolder);
@@ -217700,7 +217700,7 @@ public:
 
 private:
 	FPComponentHolder (const FPComponentHolder&);
-	const FPComponentHolder& operator= (const FPComponentHolder&);
+	FPComponentHolder& operator= (const FPComponentHolder&);
 };
 
 void FileChooser::showPlatformDialog (Array<File>& results,
@@ -219140,7 +219140,7 @@ private:
 		int refCount;
 
 		EventHandler (const EventHandler&);
-		const EventHandler& operator= (const EventHandler&);
+		EventHandler& operator= (const EventHandler&);
 	};
 };
 
@@ -219740,7 +219740,7 @@ private:
 	}
 
 	WindowedGLContext (const WindowedGLContext&);
-	const WindowedGLContext& operator= (const WindowedGLContext&);
+	WindowedGLContext& operator= (const WindowedGLContext&);
 };
 
 OpenGLContext* OpenGLContext::createContextForWindow (Component* const component,
@@ -221284,7 +221284,7 @@ class DeinitialiseTimer  : private Timer,
 						   private DeletedAtShutdown
 {
 	DeinitialiseTimer (const DeinitialiseTimer&);
-	const DeinitialiseTimer& operator= (const DeinitialiseTimer&);
+	DeinitialiseTimer& operator= (const DeinitialiseTimer&);
 
 public:
 	DeinitialiseTimer()
@@ -222466,7 +222466,7 @@ private:
 	}
 
 	MidiInThread (const MidiInThread&);
-	const MidiInThread& operator= (const MidiInThread&);
+	MidiInThread& operator= (const MidiInThread&);
 };
 
 static void CALLBACK midiInCallback (HMIDIIN,
@@ -224688,7 +224688,7 @@ private:
 	}
 
 	ASIOAudioIODeviceType (const ASIOAudioIODeviceType&);
-	const ASIOAudioIODeviceType& operator= (const ASIOAudioIODeviceType&);
+	ASIOAudioIODeviceType& operator= (const ASIOAudioIODeviceType&);
 };
 
 AudioIODeviceType* juce_createAudioIODeviceType_ASIO()
@@ -225856,7 +225856,7 @@ private:
 	CriticalSection startStopLock;
 
 	DSoundAudioIODevice (const DSoundAudioIODevice&);
-	const DSoundAudioIODevice& operator= (const DSoundAudioIODevice&);
+	DSoundAudioIODevice& operator= (const DSoundAudioIODevice&);
 
 	const String openDevice (const BitArray& inputChannels,
 							 const BitArray& outputChannels,
@@ -226168,7 +226168,7 @@ private:
 	}
 
 	DSoundAudioIODeviceType (const DSoundAudioIODeviceType&);
-	const DSoundAudioIODeviceType& operator= (const DSoundAudioIODeviceType&);
+	DSoundAudioIODeviceType& operator= (const DSoundAudioIODeviceType&);
 };
 
 const String DSoundAudioIODevice::openDevice (const BitArray& inputChannels,
@@ -227220,7 +227220,7 @@ private:
 	}
 
 	WASAPIAudioIODevice (const WASAPIAudioIODevice&);
-	const WASAPIAudioIODevice& operator= (const WASAPIAudioIODevice&);
+	WASAPIAudioIODevice& operator= (const WASAPIAudioIODevice&);
 };
 
 class WASAPIAudioIODeviceType  : public AudioIODeviceType
@@ -227388,7 +227388,7 @@ private:
 	}
 
 	WASAPIAudioIODeviceType (const WASAPIAudioIODeviceType&);
-	const WASAPIAudioIODeviceType& operator= (const WASAPIAudioIODeviceType&);
+	WASAPIAudioIODeviceType& operator= (const WASAPIAudioIODeviceType&);
 };
 
 AudioIODeviceType* juce_createAudioIODeviceType_WASAPI()
@@ -228044,7 +228044,7 @@ private:
 		DShowCameraDeviceInteral& owner;
 
 		GrabberCallback (const GrabberCallback&);
-		const GrabberCallback& operator= (const GrabberCallback&);
+		GrabberCallback& operator= (const GrabberCallback&);
 	};
 
 	ComSmartPtr <GrabberCallback> callback;
@@ -228052,7 +228052,7 @@ private:
 	CriticalSection listenerLock;
 
 	DShowCameraDeviceInteral (const DShowCameraDeviceInteral&);
-	const DShowCameraDeviceInteral& operator= (const DShowCameraDeviceInteral&);
+	DShowCameraDeviceInteral& operator= (const DShowCameraDeviceInteral&);
 };
 
 CameraDevice::CameraDevice (const String& name_, int /*index*/)
@@ -233336,7 +233336,7 @@ private:
 		bool useARGBImagesForRendering, shmCompletedDrawing;
 #endif
 		LinuxRepaintManager (const LinuxRepaintManager&);
-		const LinuxRepaintManager& operator= (const LinuxRepaintManager&);
+		LinuxRepaintManager& operator= (const LinuxRepaintManager&);
 	};
 
 	ScopedPointer <LinuxRepaintManager> repainter;
@@ -234597,7 +234597,7 @@ private:
 	OpenGLPixelFormat pixelFormat;
 
 	WindowedGLContext (const WindowedGLContext&);
-	const WindowedGLContext& operator= (const WindowedGLContext&);
+	WindowedGLContext& operator= (const WindowedGLContext&);
 };
 
 OpenGLContext* OpenGLContext::createContextForWindow (Component* const component,
@@ -235693,7 +235693,7 @@ private:
 	}
 
 	ALSAAudioIODeviceType (const ALSAAudioIODeviceType&);
-	const ALSAAudioIODeviceType& operator= (const ALSAAudioIODeviceType&);
+	ALSAAudioIODeviceType& operator= (const ALSAAudioIODeviceType&);
 };
 
 AudioIODeviceType* juce_createAudioIODeviceType_ALSA()
@@ -236267,7 +236267,7 @@ private:
 	bool hasScanned;
 
 	JackAudioIODeviceType (const JackAudioIODeviceType&);
-	const JackAudioIODeviceType& operator= (const JackAudioIODeviceType&);
+	JackAudioIODeviceType& operator= (const JackAudioIODeviceType&);
 };
 
 AudioIODeviceType* juce_createAudioIODeviceType_JACK()
diff --git a/juce_amalgamated.h b/juce_amalgamated.h
index 3653821376..bde8e39329 100644
--- a/juce_amalgamated.h
+++ b/juce_amalgamated.h
@@ -17856,7 +17856,7 @@ public:
 
 private:
 	DirectXPluginFormat (const DirectXPluginFormat&);
-	const DirectXPluginFormat& operator= (const DirectXPluginFormat&);
+	DirectXPluginFormat& operator= (const DirectXPluginFormat&);
 };
 
 #endif
@@ -17894,7 +17894,7 @@ public:
 
 private:
 	LADSPAPluginFormat (const LADSPAPluginFormat&);
-	const LADSPAPluginFormat& operator= (const LADSPAPluginFormat&);
+	LADSPAPluginFormat& operator= (const LADSPAPluginFormat&);
 };
 
 #endif
@@ -25904,7 +25904,7 @@ private:
 	bool mouseEventsAllowed;
 
 	ActiveXControlComponent (const ActiveXControlComponent&);
-	const ActiveXControlComponent& operator= (const ActiveXControlComponent&);
+	ActiveXControlComponent& operator= (const ActiveXControlComponent&);
 
 	void setControlBounds (const Rectangle<int>& bounds) const;
 	void setControlVisible (const bool b) const;
diff --git a/src/audio/plugins/formats/juce_DirectXPluginFormat.h b/src/audio/plugins/formats/juce_DirectXPluginFormat.h
index 2d397f2351..701b596a4b 100644
--- a/src/audio/plugins/formats/juce_DirectXPluginFormat.h
+++ b/src/audio/plugins/formats/juce_DirectXPluginFormat.h
@@ -58,7 +58,7 @@ public:
 
 private:
     DirectXPluginFormat (const DirectXPluginFormat&);
-    const DirectXPluginFormat& operator= (const DirectXPluginFormat&);
+    DirectXPluginFormat& operator= (const DirectXPluginFormat&);
 };
 
 #endif
diff --git a/src/audio/plugins/formats/juce_LADSPAPluginFormat.h b/src/audio/plugins/formats/juce_LADSPAPluginFormat.h
index e5509d9579..b35efac7dd 100644
--- a/src/audio/plugins/formats/juce_LADSPAPluginFormat.h
+++ b/src/audio/plugins/formats/juce_LADSPAPluginFormat.h
@@ -58,7 +58,7 @@ public:
 
 private:
     LADSPAPluginFormat (const LADSPAPluginFormat&);
-    const LADSPAPluginFormat& operator= (const LADSPAPluginFormat&);
+    LADSPAPluginFormat& operator= (const LADSPAPluginFormat&);
 };
 
 #endif
diff --git a/src/gui/components/special/juce_ActiveXControlComponent.h b/src/gui/components/special/juce_ActiveXControlComponent.h
index 7b716aca37..01709c05fc 100644
--- a/src/gui/components/special/juce_ActiveXControlComponent.h
+++ b/src/gui/components/special/juce_ActiveXControlComponent.h
@@ -121,7 +121,7 @@ private:
     bool mouseEventsAllowed;
 
     ActiveXControlComponent (const ActiveXControlComponent&);
-    const ActiveXControlComponent& operator= (const ActiveXControlComponent&);
+    ActiveXControlComponent& operator= (const ActiveXControlComponent&);
 
     void setControlBounds (const Rectangle<int>& bounds) const;
     void setControlVisible (const bool b) const;
diff --git a/src/native/linux/juce_linux_Audio.cpp b/src/native/linux/juce_linux_Audio.cpp
index 26bad4fcf8..93d243f9fd 100644
--- a/src/native/linux/juce_linux_Audio.cpp
+++ b/src/native/linux/juce_linux_Audio.cpp
@@ -985,7 +985,7 @@ private:
     }
 
     ALSAAudioIODeviceType (const ALSAAudioIODeviceType&);
-    const ALSAAudioIODeviceType& operator= (const ALSAAudioIODeviceType&);
+    ALSAAudioIODeviceType& operator= (const ALSAAudioIODeviceType&);
 };
 
 //==============================================================================
diff --git a/src/native/linux/juce_linux_JackAudio.cpp b/src/native/linux/juce_linux_JackAudio.cpp
index d90ff24b08..bbadfe759d 100644
--- a/src/native/linux/juce_linux_JackAudio.cpp
+++ b/src/native/linux/juce_linux_JackAudio.cpp
@@ -594,7 +594,7 @@ private:
     bool hasScanned;
 
     JackAudioIODeviceType (const JackAudioIODeviceType&);
-    const JackAudioIODeviceType& operator= (const JackAudioIODeviceType&);
+    JackAudioIODeviceType& operator= (const JackAudioIODeviceType&);
 };
 
 //==============================================================================
diff --git a/src/native/linux/juce_linux_Windowing.cpp b/src/native/linux/juce_linux_Windowing.cpp
index 51b3c87a9e..3022b997c6 100644
--- a/src/native/linux/juce_linux_Windowing.cpp
+++ b/src/native/linux/juce_linux_Windowing.cpp
@@ -1861,7 +1861,7 @@ private:
         bool useARGBImagesForRendering, shmCompletedDrawing;
 #endif
         LinuxRepaintManager (const LinuxRepaintManager&);
-        const LinuxRepaintManager& operator= (const LinuxRepaintManager&);
+        LinuxRepaintManager& operator= (const LinuxRepaintManager&);
     };
 
     ScopedPointer <LinuxRepaintManager> repainter;
@@ -3141,7 +3141,7 @@ private:
 
     //==============================================================================
     WindowedGLContext (const WindowedGLContext&);
-    const WindowedGLContext& operator= (const WindowedGLContext&);
+    WindowedGLContext& operator= (const WindowedGLContext&);
 };
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_ASIO.cpp b/src/native/windows/juce_win32_ASIO.cpp
index efb826990b..ada06cf94a 100644
--- a/src/native/windows/juce_win32_ASIO.cpp
+++ b/src/native/windows/juce_win32_ASIO.cpp
@@ -1929,7 +1929,7 @@ private:
     }
 
     ASIOAudioIODeviceType (const ASIOAudioIODeviceType&);
-    const ASIOAudioIODeviceType& operator= (const ASIOAudioIODeviceType&);
+    ASIOAudioIODeviceType& operator= (const ASIOAudioIODeviceType&);
 };
 
 AudioIODeviceType* juce_createAudioIODeviceType_ASIO()
diff --git a/src/native/windows/juce_win32_AudioCDReader.cpp b/src/native/windows/juce_win32_AudioCDReader.cpp
index efcc8e1784..63b63c9ade 100644
--- a/src/native/windows/juce_win32_AudioCDReader.cpp
+++ b/src/native/windows/juce_win32_AudioCDReader.cpp
@@ -1559,7 +1559,7 @@ class DeinitialiseTimer  : private Timer,
                            private DeletedAtShutdown
 {
     DeinitialiseTimer (const DeinitialiseTimer&);
-    const DeinitialiseTimer& operator= (const DeinitialiseTimer&);
+    DeinitialiseTimer& operator= (const DeinitialiseTimer&);
 
 public:
     DeinitialiseTimer()
diff --git a/src/native/windows/juce_win32_CameraDevice.cpp b/src/native/windows/juce_win32_CameraDevice.cpp
index 7dfbf274b3..6d6529bf6e 100644
--- a/src/native/windows/juce_win32_CameraDevice.cpp
+++ b/src/native/windows/juce_win32_CameraDevice.cpp
@@ -670,7 +670,7 @@ private:
         DShowCameraDeviceInteral& owner;
 
         GrabberCallback (const GrabberCallback&);
-        const GrabberCallback& operator= (const GrabberCallback&);
+        GrabberCallback& operator= (const GrabberCallback&);
     };
 
     ComSmartPtr <GrabberCallback> callback;
@@ -679,7 +679,7 @@ private:
 
     //==============================================================================
     DShowCameraDeviceInteral (const DShowCameraDeviceInteral&);
-    const DShowCameraDeviceInteral& operator= (const DShowCameraDeviceInteral&);
+    DShowCameraDeviceInteral& operator= (const DShowCameraDeviceInteral&);
 };
 
 
diff --git a/src/native/windows/juce_win32_DirectSound.cpp b/src/native/windows/juce_win32_DirectSound.cpp
index 42fae39fcb..f29cb6d0d6 100644
--- a/src/native/windows/juce_win32_DirectSound.cpp
+++ b/src/native/windows/juce_win32_DirectSound.cpp
@@ -1174,7 +1174,7 @@ private:
     CriticalSection startStopLock;
 
     DSoundAudioIODevice (const DSoundAudioIODevice&);
-    const DSoundAudioIODevice& operator= (const DSoundAudioIODevice&);
+    DSoundAudioIODevice& operator= (const DSoundAudioIODevice&);
 
     const String openDevice (const BitArray& inputChannels,
                              const BitArray& outputChannels,
@@ -1493,7 +1493,7 @@ private:
 
     //==============================================================================
     DSoundAudioIODeviceType (const DSoundAudioIODeviceType&);
-    const DSoundAudioIODeviceType& operator= (const DSoundAudioIODeviceType&);
+    DSoundAudioIODeviceType& operator= (const DSoundAudioIODeviceType&);
 };
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_FileChooser.cpp b/src/native/windows/juce_win32_FileChooser.cpp
index 722bd922da..89fecc9b93 100644
--- a/src/native/windows/juce_win32_FileChooser.cpp
+++ b/src/native/windows/juce_win32_FileChooser.cpp
@@ -139,7 +139,7 @@ public:
 
 private:
     FPComponentHolder (const FPComponentHolder&);
-    const FPComponentHolder& operator= (const FPComponentHolder&);
+    FPComponentHolder& operator= (const FPComponentHolder&);
 };
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_Fonts.cpp b/src/native/windows/juce_win32_Fonts.cpp
index 09904fb601..52a059df54 100644
--- a/src/native/windows/juce_win32_Fonts.cpp
+++ b/src/native/windows/juce_win32_Fonts.cpp
@@ -242,7 +242,7 @@ private:
     bool bold, italic;
 
     FontDCHolder (const FontDCHolder&);
-    const FontDCHolder& operator= (const FontDCHolder&);
+    FontDCHolder& operator= (const FontDCHolder&);
 };
 
 juce_ImplementSingleton_SingleThreaded (FontDCHolder);
diff --git a/src/native/windows/juce_win32_Midi.cpp b/src/native/windows/juce_win32_Midi.cpp
index 2343806b0d..959e859e88 100644
--- a/src/native/windows/juce_win32_Midi.cpp
+++ b/src/native/windows/juce_win32_Midi.cpp
@@ -291,7 +291,7 @@ private:
     }
 
     MidiInThread (const MidiInThread&);
-    const MidiInThread& operator= (const MidiInThread&);
+    MidiInThread& operator= (const MidiInThread&);
 };
 
 static void CALLBACK midiInCallback (HMIDIIN,
diff --git a/src/native/windows/juce_win32_OpenGLComponent.cpp b/src/native/windows/juce_win32_OpenGLComponent.cpp
index c14a6b0f27..610e55a167 100644
--- a/src/native/windows/juce_win32_OpenGLComponent.cpp
+++ b/src/native/windows/juce_win32_OpenGLComponent.cpp
@@ -494,7 +494,7 @@ private:
     }
 
     WindowedGLContext (const WindowedGLContext&);
-    const WindowedGLContext& operator= (const WindowedGLContext&);
+    WindowedGLContext& operator= (const WindowedGLContext&);
 };
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_WASAPI.cpp b/src/native/windows/juce_win32_WASAPI.cpp
index 08c05474e8..e86dedc034 100644
--- a/src/native/windows/juce_win32_WASAPI.cpp
+++ b/src/native/windows/juce_win32_WASAPI.cpp
@@ -938,7 +938,7 @@ private:
 
     //==============================================================================
     WASAPIAudioIODevice (const WASAPIAudioIODevice&);
-    const WASAPIAudioIODevice& operator= (const WASAPIAudioIODevice&);
+    WASAPIAudioIODevice& operator= (const WASAPIAudioIODevice&);
 };
 
 
@@ -1112,7 +1112,7 @@ private:
 
     //==============================================================================
     WASAPIAudioIODeviceType (const WASAPIAudioIODeviceType&);
-    const WASAPIAudioIODeviceType& operator= (const WASAPIAudioIODeviceType&);
+    WASAPIAudioIODeviceType& operator= (const WASAPIAudioIODeviceType&);
 };
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_WebBrowserComponent.cpp b/src/native/windows/juce_win32_WebBrowserComponent.cpp
index efaed6f15f..115b2915c8 100644
--- a/src/native/windows/juce_win32_WebBrowserComponent.cpp
+++ b/src/native/windows/juce_win32_WebBrowserComponent.cpp
@@ -226,7 +226,7 @@ private:
         int refCount;
 
         EventHandler (const EventHandler&);
-        const EventHandler& operator= (const EventHandler&);
+        EventHandler& operator= (const EventHandler&);
     };
 };
 
diff --git a/src/native/windows/juce_win32_Windowing.cpp b/src/native/windows/juce_win32_Windowing.cpp
index 44ed3eb86b..612739b098 100644
--- a/src/native/windows/juce_win32_Windowing.cpp
+++ b/src/native/windows/juce_win32_Windowing.cpp
@@ -328,7 +328,7 @@ public:
 
 private:
     WindowsBitmapImage (const WindowsBitmapImage&);
-    const WindowsBitmapImage& operator= (const WindowsBitmapImage&);
+    WindowsBitmapImage& operator= (const WindowsBitmapImage&);
 };
 
 //==============================================================================
@@ -904,7 +904,7 @@ private:
         WindowsBitmapImage* image;
 
         TemporaryImage (const TemporaryImage&);
-        const TemporaryImage& operator= (const TemporaryImage&);
+        TemporaryImage& operator= (const TemporaryImage&);
     };
 
     TemporaryImage offscreenImageGenerator;
@@ -1754,7 +1754,7 @@ private:
         }
 
         JuceDropTarget (const JuceDropTarget&);
-        const JuceDropTarget& operator= (const JuceDropTarget&);
+        JuceDropTarget& operator= (const JuceDropTarget&);
     };
 
     void doSettingChange()
@@ -2213,7 +2213,7 @@ private:
     }
 
     Win32ComponentPeer (const Win32ComponentPeer&);
-    const Win32ComponentPeer& operator= (const Win32ComponentPeer&);
+    Win32ComponentPeer& operator= (const Win32ComponentPeer&);
 };
 
 ComponentPeer* Component::createNewPeer (int styleFlags, void* /*nativeWindowToAttachTo*/)
@@ -2884,7 +2884,7 @@ private:
     }
 
     JuceEnumFormatEtc (const JuceEnumFormatEtc&);
-    const JuceEnumFormatEtc& operator= (const JuceEnumFormatEtc&);
+    JuceEnumFormatEtc& operator= (const JuceEnumFormatEtc&);
 };
 
 class JuceDataObject  : public IDataObject
@@ -2895,7 +2895,7 @@ class JuceDataObject  : public IDataObject
     int refCount;
 
     JuceDataObject (const JuceDataObject&);
-    const JuceDataObject& operator= (const JuceDataObject&);
+    JuceDataObject& operator= (const JuceDataObject&);
 
 public:
     JuceDataObject (JuceDropSource* const dropSource_,