Fix the build with GCC4.8

Signed-off-by: Jérôme Duval <jerome.duval@gmail.com>

headers/libs/agg/agg_conv_curve.h

@@ -154,10 +154,10 @@ namespace agg
             return path_cmd_line_to;
         }
 
-        double ct2_x;
-        double ct2_y;
-        double end_x;
-        double end_y;
+        double ct2_x = 0;
+        double ct2_y = 0;
+        double end_x = 0;
+        double end_y = 0;
 
         unsigned cmd = m_source->vertex(x, y);
         switch(cmd)

headers/libs/agg/agg_rasterizer_scanline_aa.h

@@ -187,8 +187,8 @@ namespace agg
         template<class VertexSource>
         void add_path(VertexSource& vs, unsigned path_id=0)
         {
-            double x;
-            double y;
+            double x = 0;
+            double y = 0;
 
             unsigned cmd;
             vs.rewind(path_id);

src/add-ons/kernel/file_systems/packagefs/util/TwoKeyAVLTree.h

@@ -457,7 +457,7 @@ TWO_KEY_AVL_TREE_CLASS_NAME::FindFirstClosest(const PrimaryKey& key, bool less,
 {
 	const NodeStrategy& strategy = fTreeMap.GetNodeStrategy();
 
-	Node* parent;
+	Node* parent = NULL;
 	Node* node = _FindFirst(key, &parent);
 	if (node == NULL) {
 		// not found -- try to get the closest node

src/apps/cortex/addons/Flanger/FlangerNode.cpp

@@ -1453,7 +1453,7 @@ void FlangerNode::filterBuffer(
 	for(uint32 inPos = 0; inPos < samples; ++inPos) {
 
 		// read from input buffer
-		_frame inFrame;
+		_frame inFrame = {};
 		inFrame.channel[0] = ((float*)input.data())[inPos];
 		if(stereo)
 			inFrame.channel[1] = ((float*)input.data())[inPos + 1];
@@ -1468,7 +1468,7 @@ void FlangerNode::filterBuffer(
 
 
 		// read low-index (possibly only) frame
-		_frame delayedFrame;
+		_frame delayedFrame = {};
 
 		int32 readFrameLo = (int32)floor(fReadFrame);
 		uint32 pos = readFrameLo * channels;

src/apps/icon-o-matic/import_export/svg/DocumentBuilder.cpp

@@ -623,7 +623,7 @@ AddPathsFromVertexSource(Icon* icon, Shape* shape,
 		return B_NO_MEMORY;
 
 	source.rewind(index);
-	double x1, y1;
+	double x1 = 0, y1 = 0;
 	unsigned cmd = source.vertex(&x1, &y1);
 	bool keepGoing = true;
 	int32 subPath = 0;
@@ -688,7 +688,7 @@ AddPathsFromVertexSource(Icon* icon, Shape* shape,
 				break;
 
 			case agg::path_cmd_curve3: {
-				double x2, y2;
+				double x2 = 0, y2 = 0;
 				cmd = source.vertex(&x2, &y2);
 //printf("curve3 (%.2f, %.2f)\n", x1, y1);
 //printf("	   (%.2f, %.2f)\n", x2, y2);
@@ -715,8 +715,8 @@ AddPathsFromVertexSource(Icon* icon, Shape* shape,
 			}
 
 			case agg::path_cmd_curve4: {
-				double x2, y2;
-				double x3, y3;
+				double x2 = 0, y2 = 0;
+				double x3 = 0, y3 = 0;
 				cmd = source.vertex(&x2, &y2);
 				cmd = source.vertex(&x3, &y3);
 

src/apps/installer/CopyEngine.cpp

@@ -541,7 +541,7 @@ CopyEngine::_WriteThread()
 
 		bigtime_t now = system_time();
 
-		Buffer* buffer;
+		Buffer* buffer = NULL;
 		status_t ret = fBufferQueue.Pop(&buffer, bufferWaitTimeout);
 		if (ret == B_TIMED_OUT) {
 			// no buffer, timeout

src/apps/mediaplayer/InfoWin.cpp

@@ -313,7 +313,7 @@ printf("InfoWin::Update(0x%08" B_PRIx32 ")\n", which);
 		fLabelsView->Insert(label << "\n\n\n");
 		BString s;
 		media_format format;
-		media_raw_video_format videoFormat;
+		media_raw_video_format videoFormat = {};
 		err = fController->GetEncodedVideoFormat(&format);
 		if (err < B_OK) {
 			s << "(" << strerror(err) << ")\n";
@@ -350,7 +350,7 @@ printf("InfoWin::Update(0x%08" B_PRIx32 ")\n", which);
 		fLabelsView->Insert(label << "\n\n\n");
 		BString s;
 		media_format format;
-		media_raw_audio_format audioFormat;
+		media_raw_audio_format audioFormat = {};
 		err = fController->GetEncodedAudioFormat(&format);
 		//string_for_format(format, buf, sizeof(buf));
 		//printf("%s\n", buf);

src/servers/app/drawing/Painter/agg_rasterizer_scanline_aa_subpix.h

@@ -107,8 +107,8 @@ namespace agg
 		template<class VertexSource>
 		void add_path(VertexSource& vs, unsigned path_id=0)
 		{
-			double x;
-			double y;
+			double x = 0;
+			double y = 0;
 
 			unsigned cmd;
 			vs.rewind(path_id);