Fix warnings found by Emscripten 3.1.10

Fix `-Wunused-but-set-variable`, `-Wunqualified-std-cast-call`, and
`-Wliteral-range` warnings.

3 files changed, 4 insertions, 8 deletions

diff --git a/modules/csg/csg.cpp b/modules/csg/csg.cpp
index e0cc0f8234..177014e5a7 100644
--- a/modules/csg/csg.cpp
+++ b/modules/csg/csg.cpp
@@ -1387,13 +1387,13 @@ void CSGBrushOperation::update_faces(const CSGBrush &p_brush_a, const int p_face
 	}
 
 	// Ensure B has points either side of or in the plane of A.
-	int in_plane_count = 0, over_count = 0, under_count = 0;
+	int over_count = 0, under_count = 0;
 	Plane plane_a(vertices_a[0], vertices_a[1], vertices_a[2]);
 	ERR_FAIL_COND_MSG(plane_a.normal == Vector3(), "Couldn't form plane from Brush A face.");
 
 	for (int i = 0; i < 3; i++) {
 		if (plane_a.has_point(vertices_b[i])) {
-			in_plane_count++;
+			// In plane.
 		} else if (plane_a.is_point_over(vertices_b[i])) {
 			over_count++;
 		} else {
@@ -1406,7 +1406,6 @@ void CSGBrushOperation::update_faces(const CSGBrush &p_brush_a, const int p_face
 	}
 
 	// Ensure A has points either side of or in the plane of B.
-	in_plane_count = 0;
 	over_count = 0;
 	under_count = 0;
 	Plane plane_b(vertices_b[0], vertices_b[1], vertices_b[2]);
@@ -1414,7 +1413,7 @@ void CSGBrushOperation::update_faces(const CSGBrush &p_brush_a, const int p_face
 
 	for (int i = 0; i < 3; i++) {
 		if (plane_b.has_point(vertices_a[i])) {
-			in_plane_count++;
+			// In plane.
 		} else if (plane_b.is_point_over(vertices_a[i])) {
 			over_count++;
 		} else {
diff --git a/modules/svg/image_loader_svg.cpp b/modules/svg/image_loader_svg.cpp
index 7fe2e589b1..dcb1f1d744 100644
--- a/modules/svg/image_loader_svg.cpp
+++ b/modules/svg/image_loader_svg.cpp
@@ -94,7 +94,7 @@ void ImageLoaderSVG::create_image_from_string(Ref<Image> p_image, String p_strin
 		ERR_FAIL_MSG("ImageLoaderSVG can't create image.");
 	}
 
-	res = sw_canvas->push(move(picture));
+	res = sw_canvas->push(std::move(picture));
 	if (res != tvg::Result::Success) {
 		memfree(buffer);
 		ERR_FAIL_MSG("ImageLoaderSVG can't create image.");
diff --git a/modules/vorbis/audio_stream_ogg_vorbis.cpp b/modules/vorbis/audio_stream_ogg_vorbis.cpp
index 5ff5b2339c..b645a48c88 100644
--- a/modules/vorbis/audio_stream_ogg_vorbis.cpp
+++ b/modules/vorbis/audio_stream_ogg_vorbis.cpp
@@ -350,7 +350,6 @@ void AudioStreamOGGVorbis::maybe_update_info() {
 	vorbis_info_init(&info);
 	vorbis_comment_init(&comment);
 
-	int packet_count = 0;
 	Ref<OGGPacketSequencePlayback> packet_sequence_playback = packet_sequence->instance_playback();
 
 	for (int i = 0; i < 3; i++) {
@@ -369,8 +368,6 @@ void AudioStreamOGGVorbis::maybe_update_info() {
 
 		err = vorbis_synthesis_headerin(&info, &comment, packet);
 		ERR_FAIL_COND_MSG(err != 0, "Error parsing header packet " + itos(i) + ": " + itos(err));
-
-		packet_count++;
 	}
 
 	packet_sequence->set_sampling_rate(info.rate);