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Fix warnings for comparison between signed and unsigned integers [-Wsign-compare]

Also turn off -Wsign-compare warnings in the future, we do not consider them important.

Fixes the following GCC 5 warnings:
```
core/node_path.cpp:279:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
core/oa_hash_map.h:169:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
core/oa_hash_map.h:314:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
drivers/gles2/shader_gles2.cpp:985:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
drivers/gles3/rasterizer_storage_gles3.cpp:1075:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
drivers/pulseaudio/audio_driver_pulseaudio.cpp:343:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
editor/editor_plugin.cpp:525:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
editor/editor_properties_array_dict.cpp:747:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
editor/plugins/spatial_editor_plugin.cpp:2078:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
editor/plugins/spatial_editor_plugin.cpp:4096:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
editor/plugins/sprite_editor_plugin.cpp:100:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/cvtt/image_compress_cvtt.cpp:122:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/cvtt/image_compress_cvtt.cpp:134:77: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/cvtt/image_compress_cvtt.cpp:339:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/etc/image_etc.cpp:222:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/gdnative/register_types.cpp:242:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/gdnative/register_types.cpp:258:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/opensimplex/simplex_noise.cpp:200:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/opensimplex/simplex_noise.cpp:222:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
modules/opensimplex/simplex_noise.cpp:246:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/android/export/export.cpp:1085:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/android/export/export.cpp:1489:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/android/export/export.cpp:1623:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/iphone/export/export.cpp:206:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/iphone/export/export.cpp:356:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/iphone/export/export.cpp:406:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
platform/iphone/export/export.cpp:493:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/3d/audio_stream_player_3d.cpp:420:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/resources/audio_stream_sample.cpp:565:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/resources/audio_stream_sample.cpp:571:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
servers/audio/audio_rb_resampler.cpp:156:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
```

The following warnings were not fixed, as they implied casting for no gain:
```
core/io/packet_peer.cpp:228:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
core/io/resource_format_binary.cpp:109:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
drivers/gles2/rasterizer_scene_gles2.cpp:144:57: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
drivers/unix/file_access_unix.cpp:249:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/3d/voxel_light_baker.cpp:889:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/3d/voxel_light_baker.cpp:1020:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/3d/voxel_light_baker.cpp:1154:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/3d/voxel_light_baker.cpp:2255:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
scene/resources/bit_mask.cpp:336:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
servers/audio/audio_stream.cpp:141:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
servers/audio/audio_stream.cpp:150:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
servers/audio/audio_stream.cpp:154:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
servers/audio_server.cpp:86:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
servers/audio_server.cpp:89:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
```
Rémi Verschelde 7 years ago
parent
d8b30d42f5
commit
e5bbcb8bcf
19 changed files with 35 additions and 33 deletions
Split View Show Diff Stats
  1. 3 2
      SConstruct
  2. 1 1
      core/node_path.cpp
  3. 2 2
      core/oa_hash_map.h
  4. 1 1
      drivers/gles2/shader_gles2.cpp
  5. 1 1
      drivers/gles3/rasterizer_storage_gles3.cpp
  6. 1 1
      drivers/pulseaudio/audio_driver_pulseaudio.cpp
  7. 2 1
      editor/editor_plugin.cpp
  8. 1 1
      editor/editor_properties_array_dict.cpp
  9. 2 2
      editor/plugins/spatial_editor_plugin.cpp
  10. 1 1
      editor/plugins/sprite_editor_plugin.cpp
  11. 3 3
      modules/cvtt/image_compress_cvtt.cpp
  12. 1 1
      modules/etc/image_etc.cpp
  13. 2 2
      modules/gdnative/register_types.cpp
  14. 3 3
      modules/opensimplex/simplex_noise.cpp
  15. 3 3
      platform/android/export/export.cpp
  16. 4 4
      platform/iphone/export/export.cpp
  17. 1 1
      scene/3d/audio_stream_player_3d.cpp
  18. 2 2
      scene/resources/audio_stream_sample.cpp
  19. 1 1
      servers/audio/audio_rb_resampler.cpp

+ 3 - 2
SConstruct
View File 

@@ -333,12 +333,13 @@ if selected_platform in platform_list:
 
         # Set exception handling model to avoid warnings caused by Windows system headers.
 
         env.Append(CCFLAGS=['/EHsc'])
 
     else: # Rest of the world
 
+        disable_nonessential_warnings = ['-Wno-sign-compare']
 
         if (env["warnings"] == 'extra'):
 
             env.Append(CCFLAGS=['-Wall', '-Wextra'])
 
         elif (env["warnings"] == 'all' or env["warnings"] == 'yes'):
 
-            env.Append(CCFLAGS=['-Wall'])
 
+            env.Append(CCFLAGS=['-Wall'] + disable_nonessential_warnings)
 
         elif (env["warnings"] == 'moderate'):
 
-            env.Append(CCFLAGS=['-Wall', '-Wno-unused'])
 
+            env.Append(CCFLAGS=['-Wall', '-Wno-unused'] + disable_nonessential_warnings)
 
         else: # 'no'
 
             env.Append(CCFLAGS=['-w'])
 
         env.Append(CCFLAGS=['-Werror=return-type'])

+ 1 - 1
core/node_path.cpp
View File 

@@ -276,7 +276,7 @@ NodePath NodePath::get_as_property_path() const {
 
 
 		String initial_subname = data->path[0];
 
 
-		for (size_t i = 1; i < data->path.size(); i++) {
 
+		for (int i = 1; i < data->path.size(); i++) {
 
 			initial_subname += "/" + data->path[i];
 
 		}
 
 		new_path.insert(0, initial_subname);

+ 2 - 2
core/oa_hash_map.h
View File 

@@ -166,7 +166,7 @@ private:
 
 		values = memnew_arr(TValue, capacity);
 
 		hashes = memnew_arr(uint32_t, capacity);
 
 
-		for (int i = 0; i < capacity; i++) {
 
+		for (uint32_t i = 0; i < capacity; i++) {
 
 			hashes[i] = 0;
 
 		}
 
 
@@ -311,7 +311,7 @@ public:
 
 		values = memnew_arr(TValue, p_initial_capacity);
 
 		hashes = memnew_arr(uint32_t, p_initial_capacity);
 
 
-		for (int i = 0; i < p_initial_capacity; i++) {
 
+		for (uint32_t i = 0; i < p_initial_capacity; i++) {
 
 			hashes[i] = 0;
 
 		}
 
 	}

+ 1 - 1
drivers/gles2/shader_gles2.cpp
View File 

@@ -982,7 +982,7 @@ void ShaderGLES2::use_material(void *p_material) {
 
 
 				value.second.resize(default_arg_size);
 
 
-				for (int i = 0; i < default_arg_size; i++) {
 
+				for (size_t i = 0; i < default_arg_size; i++) {
 
 					if (is_float) {
 
 						value.second.write[i].real = 0.0;
 
 					} else {

+ 1 - 1
drivers/gles3/rasterizer_storage_gles3.cpp
View File 

@@ -1072,7 +1072,7 @@ Ref<Image> RasterizerStorageGLES3::texture_get_data(RID p_texture, int p_layer)
 
 		uint32_t *ptr = (uint32_t *)wb.ptr();
 
 		uint32_t num_pixels = data_size / 4;
 
 
-		for (int ofs = 0; ofs < num_pixels; ofs++) {
 
+		for (uint32_t ofs = 0; ofs < num_pixels; ofs++) {
 
 			uint32_t px = ptr[ofs];
 
 			uint32_t a = px >> 30 & 0xFF;

+ 1 - 1
drivers/pulseaudio/audio_driver_pulseaudio.cpp
View File 

@@ -340,7 +340,7 @@ void AudioDriverPulseAudio::thread_func(void *p_udata) {
 
 					unsigned int out_idx = 0;
 
 
 					for (unsigned int i = 0; i < ad->buffer_frames; i++) {
 
-						for (unsigned int j = 0; j < ad->pa_map.channels - 1; j++) {
 
+						for (int j = 0; j < ad->pa_map.channels - 1; j++) {
 
 							ad->samples_out.write[out_idx++] = ad->samples_in[in_idx++] >> 16;
 
 						}
 
 						uint32_t l = ad->samples_in[in_idx++];

+ 2 - 1
editor/editor_plugin.cpp
View File 

@@ -39,6 +39,7 @@
 
 #include "scene/3d/camera.h"
 
 #include "scene/gui/popup_menu.h"
 
 #include "servers/visual_server.h"
 
+
 
 Array EditorInterface::_make_mesh_previews(const Array &p_meshes, int p_preview_size) {
 
 
 	Vector<Ref<Mesh> > meshes;
 
@@ -522,7 +523,7 @@ int EditorPlugin::update_overlays() const {
 
 
 	if (SpatialEditor::get_singleton()->is_visible()) {
 
 		int count = 0;
 
-		for (int i = 0; i < SpatialEditor::VIEWPORTS_COUNT; i++) {
 
+		for (uint32_t i = 0; i < SpatialEditor::VIEWPORTS_COUNT; i++) {
 
 			SpatialEditorViewport *vp = SpatialEditor::get_singleton()->get_editor_viewport(i);
 
 			if (vp->is_visible()) {
 
 				vp->update_surface();

+ 1 - 1
editor/editor_properties_array_dict.cpp
View File 

@@ -744,7 +744,7 @@ void EditorPropertyDictionary::update_property() {
 
 			page->connect("value_changed", this, "_page_changed");
 
 		} else {
 
 			// Queue childs for deletion, delete immediately might cause errors.
 
-			for (size_t i = 1; i < vbox->get_child_count(); i++) {
 
+			for (int i = 1; i < vbox->get_child_count(); i++) {
 
 				vbox->get_child(i)->queue_delete();
 
 			}
 
 		}

+ 2 - 2
editor/plugins/spatial_editor_plugin.cpp
View File 

@@ -2075,7 +2075,7 @@ void SpatialEditorViewport::set_message(String p_message, float p_time) {
 
 }
 
 
 void SpatialEditorPlugin::edited_scene_changed() {
 
-	for (int i = 0; i < SpatialEditor::VIEWPORTS_COUNT; i++) {
 
+	for (uint32_t i = 0; i < SpatialEditor::VIEWPORTS_COUNT; i++) {
 
 		SpatialEditorViewport *viewport = SpatialEditor::get_singleton()->get_editor_viewport(i);
 
 		if (viewport->is_visible()) {
 
 			viewport->notification(Control::NOTIFICATION_VISIBILITY_CHANGED);
 
@@ -4093,7 +4093,7 @@ void SpatialEditor::set_state(const Dictionary &p_state) {
 
 		for (int j = 0; j < gizmo_plugins.size(); ++j) {
 
 			if (!gizmo_plugins[j]->can_be_hidden()) continue;
 
 			int state = EditorSpatialGizmoPlugin::ON_TOP;
 
-			for (uint32_t i = 0; i < keys.size(); i++) {
 
+			for (int i = 0; i < keys.size(); i++) {
 
 				if (gizmo_plugins.write[j]->get_name() == keys[i]) {
 
 					state = gizmos_status[keys[i]];
 
 				}

+ 1 - 1
editor/plugins/sprite_editor_plugin.cpp
View File 

@@ -97,7 +97,7 @@ Vector<Vector2> expand(const Vector<Vector2> &points, const Rect2i &rect, float
 
 
 	int lasti = p2->Contour.size() - 1;
 
 	Vector2 prev = Vector2(p2->Contour[lasti].X / PRECISION, p2->Contour[lasti].Y / PRECISION);
 
-	for (int i = 0; i < p2->Contour.size(); i++) {
 
+	for (unsigned int i = 0; i < p2->Contour.size(); i++) {
 
 
 		Vector2 cur = Vector2(p2->Contour[i].X / PRECISION, p2->Contour[i].Y / PRECISION);
 
 		if (cur.distance_to(prev) > 0.5) {

+ 3 - 3
modules/cvtt/image_compress_cvtt.cpp
View File 

@@ -118,7 +118,7 @@ static void _digest_row_task(const CVTTCompressionJobParams &p_job_params, const
 
 			cvtt::Kernels::EncodeBC7(output_blocks, input_blocks_ldr, p_job_params.options);
 
 		}
 
 
-		int num_real_blocks = ((w - x_start) + 3) / 4;
 
+		unsigned int num_real_blocks = ((w - x_start) + 3) / 4;
 
 		if (num_real_blocks > cvtt::NumParallelBlocks) {
 
 			num_real_blocks = cvtt::NumParallelBlocks;
 
 		}
 
@@ -131,7 +131,7 @@ static void _digest_row_task(const CVTTCompressionJobParams &p_job_params, const
 
 static void _digest_job_queue(void *p_job_queue) {
 
 	CVTTCompressionJobQueue *job_queue = static_cast<CVTTCompressionJobQueue *>(p_job_queue);
 
 
-	for (int next_task = atomic_increment(&job_queue->current_task); next_task <= job_queue->num_tasks; next_task = atomic_increment(&job_queue->current_task)) {
 
+	for (uint32_t next_task = atomic_increment(&job_queue->current_task); next_task <= job_queue->num_tasks; next_task = atomic_increment(&job_queue->current_task)) {
 
 		_digest_row_task(job_queue->job_params, job_queue->job_tasks[next_task - 1]);
 
 	}
 
 }
 
@@ -335,7 +335,7 @@ void image_decompress_cvtt(Image *p_image) {
 
 				uint8_t input_blocks[16 * cvtt::NumParallelBlocks];
 
 				memset(input_blocks, 0, sizeof(input_blocks));
 
 
-				int num_real_blocks = ((w - x_start) + 3) / 4;
 
+				unsigned int num_real_blocks = ((w - x_start) + 3) / 4;
 
 				if (num_real_blocks > cvtt::NumParallelBlocks) {
 
 					num_real_blocks = cvtt::NumParallelBlocks;
 
 				}

+ 1 - 1
modules/etc/image_etc.cpp
View File 

@@ -174,7 +174,7 @@ static void _compress_etc(Image *p_img, float p_lossy_quality, bool force_etc1_f
 
 
 	PoolVector<uint8_t>::Read r = img->get_data().read();
 
 
-	int target_size = Image::get_image_data_size(imgw, imgh, etc_format, p_img->has_mipmaps());
 
+	unsigned int target_size = Image::get_image_data_size(imgw, imgh, etc_format, p_img->has_mipmaps());
 
 	int mmc = 1 + (p_img->has_mipmaps() ? Image::get_image_required_mipmaps(imgw, imgh, etc_format) : 0);
 
 
 	PoolVector<uint8_t> dst_data;

+ 2 - 2
modules/gdnative/register_types.cpp
View File 

@@ -239,7 +239,7 @@ void GDNativeExportPlugin::_export_file(const String &p_path, const String &p_ty
 
 		String additional_code = "extern void register_dynamic_symbol(char *name, void *address);\n"
 
 								 "extern void add_ios_init_callback(void (*cb)());\n";
 
 		String linker_flags = "";
 
-		for (int i = 0; i < sizeof(expected_symbols) / sizeof(expected_symbols[0]); ++i) {
 
+		for (unsigned int i = 0; i < sizeof(expected_symbols) / sizeof(expected_symbols[0]); ++i) {
 
 			String full_name = lib->get_symbol_prefix() + expected_symbols[i].name;
 
 			String code = declare_pattern.replace("$name", full_name);
 
 			code = code.replace("$weak", expected_symbols[i].is_required ? "" : " __attribute__((weak))");
 
@@ -255,7 +255,7 @@ void GDNativeExportPlugin::_export_file(const String &p_path, const String &p_ty
 
 
 		additional_code += String("void $prefixinit() {\n").replace("$prefix", lib->get_symbol_prefix());
 
 		String register_pattern = "  if (&$name) register_dynamic_symbol((char *)\"$name\", (void *)$name);\n";
 
-		for (int i = 0; i < sizeof(expected_symbols) / sizeof(expected_symbols[0]); ++i) {
 
+		for (unsigned int i = 0; i < sizeof(expected_symbols) / sizeof(expected_symbols[0]); ++i) {
 
 			String full_name = lib->get_symbol_prefix() + expected_symbols[i].name;
 
 			additional_code += register_pattern.replace("$name", full_name);
 
 		}

+ 3 - 3
modules/opensimplex/simplex_noise.cpp
View File 

@@ -196,7 +196,7 @@ float SimplexNoise::get_noise_2d(float x, float y) {
 
 	float max = 1.0;
 
 	float sum = _get_octave_noise_2d(0, x, y);
 
 
-	unsigned int i = 0;
 
+	int i = 0;
 
 	while (++i < octaves) {
 
 		x *= lacunarity;
 
 		y *= lacunarity;
 
@@ -218,7 +218,7 @@ float SimplexNoise::get_noise_3d(float x, float y, float z) {
 
 	float max = 1.0;
 
 	float sum = _get_octave_noise_3d(0, x, y, z);
 
 
-	unsigned int i = 0;
 
+	int i = 0;
 
 	while (++i < octaves) {
 
 		x *= lacunarity;
 
 		y *= lacunarity;
 
@@ -242,7 +242,7 @@ float SimplexNoise::get_noise_4d(float x, float y, float z, float w) {
 
 	float max = 1.0;
 
 	float sum = _get_octave_noise_4d(0, x, y, z, w);
 
 
-	unsigned int i = 0;
 
+	int i = 0;
 
 	while (++i < octaves) {
 
 		x *= lacunarity;
 
 		y *= lacunarity;

+ 3 - 3
platform/android/export/export.cpp
View File 

@@ -1082,7 +1082,7 @@ public:
 
 		r_options->push_back(ExportOption(PropertyInfo(Variant::BOOL, "screen/support_large"), true));
 
 		r_options->push_back(ExportOption(PropertyInfo(Variant::BOOL, "screen/support_xlarge"), true));
 
 
-		for (int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 
+		for (unsigned int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 
 			r_options->push_back(ExportOption(PropertyInfo(Variant::STRING, launcher_icons[i].option_id, PROPERTY_HINT_FILE, "*.png"), ""));
 
 		}
 
 
@@ -1486,7 +1486,7 @@ public:
 
 
 			if (file == "res/drawable/icon.png") {
 
 				bool found = false;
 
-				for (int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 
+				for (unsigned int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 
 					String icon_path = String(p_preset->get(launcher_icons[i].option_id)).strip_edges();
 
 					if (icon_path != "" && icon_path.ends_with(".png")) {
 
 						FileAccess *f = FileAccess::open(icon_path, FileAccess::READ);
 
@@ -1620,7 +1620,7 @@ public:
 
 			APKExportData ed;
 
 			ed.ep = &ep;
 
 			ed.apk = unaligned_apk;
 
-			for (int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 
+			for (unsigned int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 
 				String icon_path = String(p_preset->get(launcher_icons[i].option_id)).strip_edges();
 
 				if (icon_path != "" && icon_path.ends_with(".png") && FileAccess::exists(icon_path)) {
 
 					Vector<uint8_t> data = FileAccess::get_file_as_array(icon_path);

+ 4 - 4
platform/iphone/export/export.cpp
View File 

@@ -203,7 +203,7 @@ void EditorExportPlatformIOS::get_export_options(List<ExportOption> *r_options)
 
 	r_options->push_back(ExportOption(PropertyInfo(Variant::STRING, "optional_icons/spotlight_40x40", PROPERTY_HINT_FILE, "*.png"), "")); // Spotlight
 
 	r_options->push_back(ExportOption(PropertyInfo(Variant::STRING, "optional_icons/spotlight_80x80", PROPERTY_HINT_FILE, "*.png"), "")); // Spotlight on devices with retina display
 
 
-	for (int i = 0; i < sizeof(loading_screen_infos) / sizeof(loading_screen_infos[0]); ++i) {
 
+	for (unsigned int i = 0; i < sizeof(loading_screen_infos) / sizeof(loading_screen_infos[0]); ++i) {
 
 		r_options->push_back(ExportOption(PropertyInfo(Variant::STRING, loading_screen_infos[i].preset_key, PROPERTY_HINT_FILE, "*.png"), ""));
 
 	}
 
 
@@ -353,7 +353,7 @@ Error EditorExportPlatformIOS::_export_icons(const Ref<EditorExportPreset> &p_pr
 
 	DirAccess *da = DirAccess::open(p_iconset_dir);
 
 	ERR_FAIL_COND_V(!da, ERR_CANT_OPEN);
 
 
-	for (int i = 0; i < (sizeof(icon_infos) / sizeof(icon_infos[0])); ++i) {
 
+	for (unsigned int i = 0; i < (sizeof(icon_infos) / sizeof(icon_infos[0])); ++i) {
 
 		IconInfo info = icon_infos[i];
 
 		String icon_path = p_preset->get(info.preset_key);
 
 		if (icon_path.length() == 0) {
 
@@ -403,7 +403,7 @@ Error EditorExportPlatformIOS::_export_loading_screens(const Ref<EditorExportPre
 
 	DirAccess *da = DirAccess::open(p_dest_dir);
 
 	ERR_FAIL_COND_V(!da, ERR_CANT_OPEN);
 
 
-	for (int i = 0; i < sizeof(loading_screen_infos) / sizeof(loading_screen_infos[0]); ++i) {
 
+	for (unsigned int i = 0; i < sizeof(loading_screen_infos) / sizeof(loading_screen_infos[0]); ++i) {
 
 		LoadingScreenInfo info = loading_screen_infos[i];
 
 		String loading_screen_file = p_preset->get(info.preset_key);
 
 		if (loading_screen_file.size() > 0) {
 
@@ -490,7 +490,7 @@ private:
 
 	static String _hex_pad(uint32_t num) {
 
 		Vector<char> ret;
 
 		ret.resize(sizeof(num) * 2);
 
-		for (int i = 0; i < sizeof(num) * 2; ++i) {
 
+		for (unsigned int i = 0; i < sizeof(num) * 2; ++i) {
 
 			uint8_t four_bits = (num >> (sizeof(num) * 8 - (i + 1) * 4)) & 0xF;
 
 			ret.write[i] = _hex_char(four_bits);
 
 		}

+ 1 - 1
scene/3d/audio_stream_player_3d.cpp
View File 

@@ -417,7 +417,7 @@ void AudioStreamPlayer3D::_notification(int p_what) {
 
 					}
 
 				}
 
 
-				for (int k = 0; k < cc; k++) {
 
+				for (unsigned int k = 0; k < cc; k++) {
 
 					output.vol[k] *= multiplier;
 
 				}

+ 2 - 2
scene/resources/audio_stream_sample.cpp
View File 

@@ -562,13 +562,13 @@ void AudioStreamSample::save_to_wav(String p_path) {
 
 	PoolVector<uint8_t>::Read read_data = get_data().read();
 
 	switch (format) {
 
 		case AudioStreamSample::FORMAT_8_BITS:
 
-			for (int i = 0; i < data_bytes; i++) {
 
+			for (unsigned int i = 0; i < data_bytes; i++) {
 
 				uint8_t data_point = (read_data[i] + 128);
 
 				file->store_8(data_point);
 
 			}
 
 			break;
 
 		case AudioStreamSample::FORMAT_16_BITS:
 
-			for (int i = 0; i < data_bytes / 2; i++) {
 
+			for (unsigned int i = 0; i < data_bytes / 2; i++) {
 
 				uint16_t data_point = decode_uint16(&read_data[i * 2]);
 
 				file->store_16(data_point);
 
 			}

+ 1 - 1
servers/audio/audio_rb_resampler.cpp
View File 

@@ -153,7 +153,7 @@ bool AudioRBResampler::mix(AudioFrame *p_dest, int p_frames) {
 
 		}
 
 
 		// Fill zeros (silence) for the rest of frames
 
-		for (uint32_t i = target_todo; i < p_frames; i++) {
 
+		for (int i = target_todo; i < p_frames; i++) {
 
 			p_dest[i] = AudioFrame(0, 0);
 
 		}
 
 	}