diff --git a/build/linux/platform_specific_code/juce_linux_Audio.cpp b/build/linux/platform_specific_code/juce_linux_Audio.cpp
index 3a276061a2..52068f0225 100644
--- a/build/linux/platform_specific_code/juce_linux_Audio.cpp
+++ b/build/linux/platform_specific_code/juce_linux_Audio.cpp
@@ -522,7 +522,7 @@ public:
         numCallbacks = 0;
     }
 
-    void setCallback (AudioIODeviceCallback* const newCallback)
+    void setCallback (AudioIODeviceCallback* const newCallback) throw()
     {
         const ScopedLock sl (callbackLock);
         callback = newCallback;
@@ -584,7 +584,7 @@ public:
         }
     }
 
-    int getBitDepth() const
+    int getBitDepth() const throw()
     {
         if (outputDevice != 0)
             return outputDevice->bitDepth;
@@ -626,7 +626,7 @@ private:
     unsigned int minChansOut, maxChansOut;
     unsigned int minChansIn, maxChansIn;
 
-    bool failed (const int errorNum)
+    bool failed (const int errorNum) throw()
     {
         if (errorNum >= 0)
             return false;
@@ -636,7 +636,7 @@ private:
         return true;
     }
 
-    void initialiseRatesAndChannels()
+    void initialiseRatesAndChannels() throw()
     {
         sampleRates.clear();
         channelNamesOut.clear();
diff --git a/build/win32/platform_specific_code/juce_win32_SystemStats.cpp b/build/win32/platform_specific_code/juce_win32_SystemStats.cpp
index df662cc567..2e2a9e825b 100644
--- a/build/win32/platform_specific_code/juce_win32_SystemStats.cpp
+++ b/build/win32/platform_specific_code/juce_win32_SystemStats.cpp
@@ -485,9 +485,9 @@ int64 Time::getHighResolutionTicks() throw()
     // fix for a very obscure PCI hardware bug that can make the counter
     // sometimes jump forwards by a few seconds..
     static int64 hiResTicksOffset = 0;
-    const int offsetDrift = abs ((int) (newOffset - hiResTicksOffset));
+    const int64 offsetDrift = abs64 (newOffset - hiResTicksOffset);
 
-    if (offsetDrift > ((int) hiResTicksPerSecond) >> 1)
+    if (offsetDrift > (hiResTicksPerSecond >> 1))
         hiResTicksOffset = newOffset;
 
     return ticks.QuadPart + hiResTicksOffset;