diff --git a/src/core/juce_Memory.h b/src/core/juce_Memory.h
index 8297c05b2a..edcf4202b9 100644
--- a/src/core/juce_Memory.h
+++ b/src/core/juce_Memory.h
@@ -192,6 +192,11 @@
   #define juce_ThreadLocal    __thread
 #endif
 
+//==============================================================================
+#if JUCE_MINGW
+  /** This allocator is not defined in mingw gcc. */
+  #define alloca              __builtin_alloca
+#endif
 
 //==============================================================================
 /** Clears a block of memory. */
diff --git a/src/core/juce_TargetPlatform.h b/src/core/juce_TargetPlatform.h
index 9c0205477a..c802f66a6e 100644
--- a/src/core/juce_TargetPlatform.h
+++ b/src/core/juce_TargetPlatform.h
@@ -70,6 +70,10 @@
   #ifdef _DEBUG
     #define JUCE_DEBUG 1
   #endif
+
+  #ifdef __MINGW32__
+    #define JUCE_MINGW 1
+  #endif
 
   /** If defined, this indicates that the processor is little-endian. */
   #define JUCE_LITTLE_ENDIAN 1
diff --git a/src/gui/components/juce_Desktop.cpp b/src/gui/components/juce_Desktop.cpp
index ce4f620d00..4251e70a89 100644
--- a/src/gui/components/juce_Desktop.cpp
+++ b/src/gui/components/juce_Desktop.cpp
@@ -33,7 +33,7 @@ BEGIN_JUCE_NAMESPACE
 #include "../graphics/geometry/juce_RectangleList.h"
 
 extern void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords,
-                                         const bool clipToWorkArea) throw();
+                                         const bool clipToWorkArea);
 
 
 //==============================================================================
diff --git a/src/gui/components/windows/juce_TopLevelWindow.cpp b/src/gui/components/windows/juce_TopLevelWindow.cpp
index 64931016b0..7e1b66a90c 100644
--- a/src/gui/components/windows/juce_TopLevelWindow.cpp
+++ b/src/gui/components/windows/juce_TopLevelWindow.cpp
@@ -135,7 +135,7 @@ private:
 
 juce_ImplementSingleton_SingleThreaded (TopLevelWindowManager)
 
-void juce_CheckCurrentlyFocusedTopLevelWindow() throw()
+void juce_CheckCurrentlyFocusedTopLevelWindow()
 {
     if (TopLevelWindowManager::getInstanceWithoutCreating() != 0)
         TopLevelWindowManager::getInstanceWithoutCreating()->startTimer (20);
diff --git a/src/gui/graphics/imaging/image_file_formats/juce_JPEGLoader.cpp b/src/gui/graphics/imaging/image_file_formats/juce_JPEGLoader.cpp
index cddf977561..4b53c28cae 100644
--- a/src/gui/graphics/imaging/image_file_formats/juce_JPEGLoader.cpp
+++ b/src/gui/graphics/imaging/image_file_formats/juce_JPEGLoader.cpp
@@ -32,6 +32,9 @@
 namespace jpeglibNamespace
 {
 #if JUCE_INCLUDE_JPEGLIB_CODE
+  #if JUCE_MINGW
+    typedef unsigned char boolean;
+  #endif
   extern "C"
   {
     #define JPEG_INTERNALS
diff --git a/src/native/linux/juce_linux_Windowing.cpp b/src/native/linux/juce_linux_Windowing.cpp
index 7e706bd9db..79a2b440d7 100644
--- a/src/native/linux/juce_linux_Windowing.cpp
+++ b/src/native/linux/juce_linux_Windowing.cpp
@@ -2563,7 +2563,7 @@ void juce_windowMessageReceive (XEvent* event)
 }
 
 //==============================================================================
-void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool /*clipToWorkArea*/) throw()
+void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool /*clipToWorkArea*/)
 {
     if (display == 0)
         return;
diff --git a/src/native/mac/juce_iphone_MiscUtilities.mm b/src/native/mac/juce_iphone_MiscUtilities.mm
index 675ededb10..9fbae5ba6b 100644
--- a/src/native/mac/juce_iphone_MiscUtilities.mm
+++ b/src/native/mac/juce_iphone_MiscUtilities.mm
@@ -181,7 +181,7 @@ bool Desktop::isScreenSaverEnabled() throw()
 
 
 //==============================================================================
-void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool clipToWorkArea) throw()
+void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool clipToWorkArea)
 {
     const ScopedAutoReleasePool pool;
     monitorCoords.clear();
diff --git a/src/native/mac/juce_mac_MiscUtilities.mm b/src/native/mac/juce_mac_MiscUtilities.mm
index 82296bcb4d..f8efa4a819 100644
--- a/src/native/mac/juce_mac_MiscUtilities.mm
+++ b/src/native/mac/juce_mac_MiscUtilities.mm
@@ -239,7 +239,7 @@ bool Desktop::isScreenSaverEnabled() throw()
 #endif
 
 //==============================================================================
-void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool clipToWorkArea) throw()
+void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool clipToWorkArea)
 {
     const ScopedAutoReleasePool pool;
     monitorCoords.clear();
diff --git a/src/native/windows/juce_win32_Fonts.cpp b/src/native/windows/juce_win32_Fonts.cpp
index 92ba3818ae..3652b82f5a 100644
--- a/src/native/windows/juce_win32_Fonts.cpp
+++ b/src/native/windows/juce_win32_Fonts.cpp
@@ -102,7 +102,7 @@ const StringArray Font::findAllTypefaceNames() throw()
     return results;
 }
 
-extern bool juce_IsRunningInWine() throw();
+extern bool juce_IsRunningInWine();
 
 void Font::getPlatformDefaultFontNames (String& defaultSans, String& defaultSerif, String& defaultFixed) throw()
 {
diff --git a/src/native/windows/juce_win32_Messaging.cpp b/src/native/windows/juce_win32_Messaging.cpp
index 09f56180f6..8af316e2ca 100644
--- a/src/native/windows/juce_win32_Messaging.cpp
+++ b/src/native/windows/juce_win32_Messaging.cpp
@@ -32,12 +32,16 @@
 static const unsigned int specialId             = WM_APP + 0x4400;
 static const unsigned int broadcastId           = WM_APP + 0x4403;
 static const unsigned int specialCallbackId     = WM_APP + 0x4402;
-
+
 static const TCHAR* const messageWindowName     = _T("JUCEWindow");
 
 HWND juce_messageWindowHandle = 0;
 
 extern long improbableWindowNumber; // defined in windowing.cpp
+
+#ifndef WM_APPCOMMAND
+ #define WM_APPCOMMAND 0x0319
+#endif
 
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_NativeIncludes.h b/src/native/windows/juce_win32_NativeIncludes.h
index eb6be77d67..edc22f23f7 100644
--- a/src/native/windows/juce_win32_NativeIncludes.h
+++ b/src/native/windows/juce_win32_NativeIncludes.h
@@ -65,13 +65,16 @@
 #include <iphlpapi.h>
 #include <mapi.h>
 #include <float.h>
-#include <crtdbg.h>
 #include <process.h>
-#include <comutil.h>
 #include <Exdisp.h>
 #include <exdispid.h>
 #include <shlobj.h>
 
+#if ! JUCE_MINGW
+ #include <crtdbg.h>
+ #include <comutil.h>
+#endif
+
 #if JUCE_OPENGL
  #include <gl/gl.h>
 #endif
diff --git a/src/native/windows/juce_win32_SystemStats.cpp b/src/native/windows/juce_win32_SystemStats.cpp
index ff4bea5ce0..3921ff91d6 100644
--- a/src/native/windows/juce_win32_SystemStats.cpp
+++ b/src/native/windows/juce_win32_SystemStats.cpp
@@ -27,8 +27,7 @@
 // compiled on its own).
 #if JUCE_INCLUDED_FILE
 
-extern void juce_updateMultiMonitorInfo() throw();
-extern void juce_initialiseThreadEvents() throw();
+extern void juce_initialiseThreadEvents();
 
 
 //==============================================================================
diff --git a/src/native/windows/juce_win32_Windowing.cpp b/src/native/windows/juce_win32_Windowing.cpp
index 022e22b634..93dce5c622 100644
--- a/src/native/windows/juce_win32_Windowing.cpp
+++ b/src/native/windows/juce_win32_Windowing.cpp
@@ -42,9 +42,9 @@
   #define WM_APPCOMMAND                     0x0319
 #endif
 
-extern void juce_repeatLastProcessPriority() throw(); // in juce_win32_Threads.cpp
-extern void juce_CheckCurrentlyFocusedTopLevelWindow() throw();  // in juce_TopLevelWindow.cpp
-extern bool juce_IsRunningInWine() throw();
+extern void juce_repeatLastProcessPriority(); // in juce_win32_Threads.cpp
+extern void juce_CheckCurrentlyFocusedTopLevelWindow();  // in juce_TopLevelWindow.cpp
+extern bool juce_IsRunningInWine();
 
 #ifndef ULW_ALPHA
   #define ULW_ALPHA     0x00000002
@@ -2428,7 +2428,7 @@ static BOOL CALLBACK enumMonitorsProc (HMONITOR, HDC, LPRECT r, LPARAM userInfo)
     return TRUE;
 }
 
-void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool clipToWorkArea) throw()
+void juce_updateMultiMonitorInfo (Array <Rectangle>& monitorCoords, const bool clipToWorkArea)
 {
     EnumDisplayMonitors (0, 0, &enumMonitorsProc, (LPARAM) &monitorCoords);