Fixed some coverity warnings.

extras/JuceDemo/Source/demos/AudioDemoLatencyPage.cpp

@@ -38,10 +38,8 @@ public:
           sampleRate (0),
           isRunning (false),
           resultsBox (resultsBox_)
-    {
-    }
-
-    ~LatencyTester()
+          deviceInputLatency (0),
+          deviceOutputLatency (0)
     {
     }
 

extras/JuceDemo/Source/demos/AudioDemoSynthPage.cpp

@@ -47,8 +47,7 @@ class SineWaveVoice  : public SynthesiserVoice
 {
 public:
     SineWaveVoice()
-        : angleDelta (0.0),
-          tailOff (0.0)
+       : currentAngle (0), angleDelta (0), level (0), tailOff (0)
     {
     }
 

extras/JuceDemo/Source/demos/WidgetsDemo.cpp

@@ -246,9 +246,8 @@ public:
 
     void changeListenerCallback (ChangeBroadcaster* source)
     {
-        ColourSelector* cs = dynamic_cast <ColourSelector*> (source);
-
-        setColour (TextButton::buttonColourId, cs->getCurrentColour());
+        if (ColourSelector* cs = dynamic_cast <ColourSelector*> (source))
+            setColour (TextButton::buttonColourId, cs->getCurrentColour());
     }
 };
 

modules/juce_audio_basics/effects/juce_IIRFilter.cpp

@@ -32,6 +32,7 @@
 IIRFilter::IIRFilter()
     : active (false), v1 (0), v2 (0)
 {
+    zeromem (coefficients, sizeof (coefficients));
 }
 
 IIRFilter::IIRFilter (const IIRFilter& other)

modules/juce_audio_basics/effects/juce_Reverb.h

@@ -220,7 +220,10 @@ private:
     class CombFilter
     {
     public:
-        CombFilter() noexcept  : bufferSize (0), bufferIndex (0) {}
+        CombFilter() noexcept
+            : bufferSize (0), bufferIndex (0),
+              feedback (0), last (0), damp1 (0), damp2 (0)
+        {}
 
         void setSize (const int size)
         {

modules/juce_audio_basics/sources/juce_BufferingAudioSource.cpp

@@ -35,6 +35,7 @@ BufferingAudioSource::BufferingAudioSource (PositionableAudioSource* source_,
       bufferValidStart (0),
       bufferValidEnd (0),
       nextPlayPos (0),
+      sampleRate (0),
       wasSourceLooping (false),
       isPrepared (false)
 {
@@ -208,42 +209,40 @@ bool BufferingAudioSource::readNextBufferChunk()
         }
     }
 
-    if (sectionToReadStart != sectionToReadEnd)
-    {
-        jassert (buffer.getNumSamples() > 0);
-        const int bufferIndexStart = (int) (sectionToReadStart % buffer.getNumSamples());
-        const int bufferIndexEnd   = (int) (sectionToReadEnd   % buffer.getNumSamples());
+    if (sectionToReadStart == sectionToReadEnd)
+        return false;
 
-        if (bufferIndexStart < bufferIndexEnd)
-        {
-            readBufferSection (sectionToReadStart,
-                               (int) (sectionToReadEnd - sectionToReadStart),
-                               bufferIndexStart);
-        }
-        else
-        {
-            const int initialSize = buffer.getNumSamples() - bufferIndexStart;
+    jassert (buffer.getNumSamples() > 0);
+    const int bufferIndexStart = (int) (sectionToReadStart % buffer.getNumSamples());
+    const int bufferIndexEnd   = (int) (sectionToReadEnd   % buffer.getNumSamples());
 
-            readBufferSection (sectionToReadStart,
-                               initialSize,
-                               bufferIndexStart);
+    if (bufferIndexStart < bufferIndexEnd)
+    {
+        readBufferSection (sectionToReadStart,
+                           (int) (sectionToReadEnd - sectionToReadStart),
+                           bufferIndexStart);
+    }
+    else
+    {
+        const int initialSize = buffer.getNumSamples() - bufferIndexStart;
 
-            readBufferSection (sectionToReadStart + initialSize,
-                               (int) (sectionToReadEnd - sectionToReadStart) - initialSize,
-                               0);
-        }
+        readBufferSection (sectionToReadStart,
+                           initialSize,
+                           bufferIndexStart);
 
+        readBufferSection (sectionToReadStart + initialSize,
+                           (int) (sectionToReadEnd - sectionToReadStart) - initialSize,
+                           0);
+    }
+
+    {
         const ScopedLock sl2 (bufferStartPosLock);
 
         bufferValidStart = newBVS;
         bufferValidEnd = newBVE;
-
-        return true;
-    }
-    else
-    {
-        return false;
     }
+
+    return true;
 }
 
 void BufferingAudioSource::readBufferSection (const int64 start, const int length, const int bufferOffset)

modules/juce_audio_basics/sources/juce_ResamplingAudioSource.cpp

@@ -29,10 +29,14 @@ ResamplingAudioSource::ResamplingAudioSource (AudioSource* const inputSource,
       ratio (1.0),
       lastRatio (1.0),
       buffer (numChannels_, 0),
+      bufferPos (0),
       sampsInBuffer (0),
+      subSampleOffset (0),
       numChannels (numChannels_)
 {
     jassert (input != nullptr);
+
+    zeromem (coefficients, sizeof (coefficients));
 }
 
 ResamplingAudioSource::~ResamplingAudioSource() {}

modules/juce_audio_devices/audio_io/juce_AudioDeviceManager.cpp

@@ -94,6 +94,7 @@ AudioDeviceManager::AudioDeviceManager()
       listNeedsScanning (true),
       useInputNames (false),
       inputLevel (0),
+      testSoundPosition (0),
       tempBuffer (2, 2),
       cpuUsageMs (0),
       timeToCpuScale (0)

modules/juce_audio_formats/sampler/juce_Sampler.cpp

@@ -73,10 +73,9 @@ bool SamplerSound::appliesToChannel (const int /*midiChannel*/)
 SamplerVoice::SamplerVoice()
     : pitchRatio (0.0),
       sourceSamplePosition (0.0),
-      lgain (0.0f),
-      rgain (0.0f),
-      isInAttack (false),
-      isInRelease (false)
+      lgain (0.0f), rgain (0.0f),
+      attackReleaseLevel (0), attackDelta (0), releaseDelta (0),
+      isInAttack (false), isInRelease (false)
 {
 }
 

modules/juce_audio_processors/processors/juce_AudioProcessorGraph.cpp

@@ -924,7 +924,9 @@ void AudioProcessorGraph::Node::setParentGraph (AudioProcessorGraph* const graph
 AudioProcessorGraph::AudioProcessorGraph()
     : lastNodeId (0),
       renderingBuffers (1, 1),
-      currentAudioOutputBuffer (1, 1)
+      currentAudioInputBuffer (nullptr),
+      currentAudioOutputBuffer (1, 1),
+      currentMidiInputBuffer (nullptr)
 {
 }
 

modules/juce_audio_utils/gui/juce_AudioThumbnail.cpp

@@ -77,13 +77,13 @@ class AudioThumbnail::LevelDataSource   : public TimeSliceClient
 public:
     LevelDataSource (AudioThumbnail& thumb, AudioFormatReader* newReader, int64 hash)
         : lengthInSamples (0), numSamplesFinished (0), sampleRate (0), numChannels (0),
-          hashCode (hash), owner (thumb), reader (newReader)
+          hashCode (hash), owner (thumb), reader (newReader), lastReaderUseTime (0)
     {
     }
 
     LevelDataSource (AudioThumbnail& thumb, InputSource* src)
         : lengthInSamples (0), numSamplesFinished (0), sampleRate (0), numChannels (0),
-          hashCode (src->hashCode()), owner (thumb), source (src)
+          hashCode (src->hashCode()), owner (thumb), source (src), lastReaderUseTime (0)
     {
     }
 
@@ -525,6 +525,7 @@ AudioThumbnail::AudioThumbnail (const int originalSamplesPerThumbnailSample,
       window (new CachedWindow()),
       samplesPerThumbSample (originalSamplesPerThumbnailSample),
       totalSamples (0),
+      numSamplesFinished (0),
       numChannels (0),
       sampleRate (0)
 {

modules/juce_core/threads/juce_ThreadLocalValue.h

@@ -178,7 +178,7 @@ private:
     struct ObjectHolder
     {
         ObjectHolder (const Thread::ThreadID& tid)
-            : threadId (tid), object()
+            : threadId (tid), next (nullptr), object()
         {}
 
         Thread::ThreadID threadId;

modules/juce_core/time/juce_PerformanceCounter.cpp

@@ -33,6 +33,7 @@ PerformanceCounter::PerformanceCounter (const String& name_,
       numRuns (0),
       runsPerPrint (runsPerPrintout),
       totalTime (0),
+      started (0),
       outputFile (loggingFile)
 {
     if (outputFile != File::nonexistent)

modules/juce_core/xml/juce_XmlDocument.cpp

@@ -29,12 +29,18 @@
 XmlDocument::XmlDocument (const String& documentText)
     : originalText (documentText),
       input (nullptr),
+      outOfData (false),
+      errorOccurred (false),
+      needToLoadDTD (false),
       ignoreEmptyTextElements (true)
 {
 }
 
 XmlDocument::XmlDocument (const File& file)
     : input (nullptr),
+      outOfData (false),
+      errorOccurred (false),
+      needToLoadDTD (false),
       ignoreEmptyTextElements (true),
       inputSource (new FileInputSource (file))
 {

modules/juce_core/zip/juce_ZipFile.cpp

@@ -450,7 +450,8 @@ public:
           storedPathname (storedPath.isEmpty() ? f.getFileName() : storedPath),
           compressionLevel (compression),
           compressedSize (0),
-          headerStart (0)
+          headerStart (0),
+          checksum (0)
     {
     }
 

modules/juce_gui_basics/lookandfeel/juce_LookAndFeel.cpp

@@ -2612,10 +2612,12 @@ void LookAndFeel::layoutFileBrowserComponent (FileBrowserComponent& browserComp,
 
     y += controlsHeight + 4;
 
-    Component* const listAsComp = dynamic_cast <Component*> (fileListComponent);
-    listAsComp->setBounds (x, y, w, browserComp.getHeight() - y - bottomSectionHeight);
+    if (Component* const listAsComp = dynamic_cast <Component*> (fileListComponent))
+    {
+        listAsComp->setBounds (x, y, w, browserComp.getHeight() - y - bottomSectionHeight);
+        y = listAsComp->getBottom() + 4;
+    }
 
-    y = listAsComp->getBottom() + 4;
     filenameBox->setBounds (x + 50, y, w - 50, controlsHeight);
 }
 

modules/juce_gui_basics/widgets/juce_TreeView.cpp

@@ -30,7 +30,8 @@ public:
     ContentComponent (TreeView& tree)
         : owner (tree),
           buttonUnderMouse (nullptr),
-          isDragging (false)
+          isDragging (false),
+          needSelectionOnMouseUp (false)
     {
     }
 
@@ -924,7 +925,7 @@ class TreeView::InsertPointHighlight   : public Component
 {
 public:
     InsertPointHighlight()
-        : lastItem (nullptr)
+        : lastItem (nullptr), lastIndex (0)
     {
         setSize (100, 12);
         setAlwaysOnTop (true);
@@ -1122,6 +1123,8 @@ TreeViewItem::TreeViewItem()
       y (0),
       itemHeight (0),
       totalHeight (0),
+      itemWidth (0),
+      totalWidth (0),
       selected (false),
       redrawNeeded (true),
       drawLinesInside (true),
@@ -1370,7 +1373,7 @@ Rectangle<int> TreeViewItem::getItemPosition (const bool relativeToTreeViewTopLe
 
     Rectangle<int> r (indentX, y, jmax (0, width), totalHeight);
 
-    if (relativeToTreeViewTopLeft)
+    if (relativeToTreeViewTopLeft && ownerView != nullptr)
         r -= ownerView->viewport->getViewPosition();
 
     return r;

modules/juce_gui_extra/misc/juce_BubbleMessageComponent.cpp

@@ -23,8 +23,8 @@
 */
 
 BubbleMessageComponent::BubbleMessageComponent (int fadeOutLengthMs)
-    : fadeOutLength (fadeOutLengthMs),
-      deleteAfterUse (false)
+    : fadeOutLength (fadeOutLengthMs), mouseClickCounter (0),
+      expiryTime (0), deleteAfterUse (false)
 {
 }
 

modules/juce_gui_extra/misc/juce_SplashScreen.cpp

@@ -23,6 +23,7 @@
 */
 
 SplashScreen::SplashScreen()
+    : originalClickCounter (0)
 {
     setOpaque (true);
 }