Fix unused variable warnings

The forth in my quest to make Godot 3.x compile with -Werror on GCC7

7 files changed, 1 insertions, 35 deletions

diff --git a/scene/2d/canvas_item.cpp b/scene/2d/canvas_item.cpp
index a7c5d1adbb..ec1ea7df38 100644
--- a/scene/2d/canvas_item.cpp
+++ b/scene/2d/canvas_item.cpp
@@ -338,7 +338,6 @@ void CanvasItem::_update_callback() {
 		notification(NOTIFICATION_DRAW);
 		emit_signal(SceneStringNames::get_singleton()->draw);
 		if (get_script_instance()) {
-			Variant::CallError err;
 			get_script_instance()->call_multilevel_reversed(SceneStringNames::get_singleton()->_draw, NULL, 0);
 		}
 		drawing = false;
diff --git a/scene/3d/gi_probe.cpp b/scene/3d/gi_probe.cpp
index 7792a86b4a..444036de3a 100644
--- a/scene/3d/gi_probe.cpp
+++ b/scene/3d/gi_probe.cpp
@@ -696,22 +696,6 @@ void GIProbe::_plot_face(int p_idx, int p_level, int p_x, int p_y, int p_z, cons
 		p_baker->bake_cells[p_idx].normal[2] += normal_accum.z;
 		p_baker->bake_cells[p_idx].alpha += alpha;
 
-		static const Vector3 side_normals[6] = {
-			Vector3(-1, 0, 0),
-			Vector3(1, 0, 0),
-			Vector3(0, -1, 0),
-			Vector3(0, 1, 0),
-			Vector3(0, 0, -1),
-			Vector3(0, 0, 1),
-		};
-
-		/*
-		for(int i=0;i<6;i++) {
-			if (normal.dot(side_normals[i])>CMP_EPSILON) {
-				p_baker->bake_cells[p_idx].used_sides|=(1<<i);
-			}
-		}*/
-
 	} else {
 		//go down
 
diff --git a/scene/3d/spatial.cpp b/scene/3d/spatial.cpp
index 7db3bb18bd..91fe426b99 100644
--- a/scene/3d/spatial.cpp
+++ b/scene/3d/spatial.cpp
@@ -175,7 +175,6 @@ void Spatial::_notification(int p_what) {
 
 			if (get_script_instance()) {
 
-				Variant::CallError err;
 				get_script_instance()->call_multilevel(SceneStringNames::get_singleton()->_enter_world, NULL, 0);
 			}
 #ifdef TOOLS_ENABLED
@@ -207,7 +206,6 @@ void Spatial::_notification(int p_what) {
 
 			if (get_script_instance()) {
 
-				Variant::CallError err;
 				get_script_instance()->call_multilevel(SceneStringNames::get_singleton()->_exit_world, NULL, 0);
 			}
 
diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index de17416d8e..badcce78c2 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -2478,7 +2478,7 @@ void Tree::_gui_input(Ref<InputEvent> p_event) {
 				pressing_for_editor = false;
 
 				blocked++;
-				bool handled = propagate_mouse_event(pos + cache.offset, 0, 0, b->is_doubleclick(), root, b->get_button_index(), b);
+				propagate_mouse_event(pos + cache.offset, 0, 0, b->is_doubleclick(), root, b->get_button_index(), b);
 				blocked--;
 
 				if (pressing_for_editor) {
diff --git a/scene/main/node.cpp b/scene/main/node.cpp
index c3d9d97c5a..c484220162 100755
--- a/scene/main/node.cpp
+++ b/scene/main/node.cpp
@@ -50,7 +50,6 @@ void Node::_notification(int p_notification) {
 
 				Variant time = get_process_delta_time();
 				const Variant *ptr[1] = { &time };
-				Variant::CallError err;
 				get_script_instance()->call_multilevel(SceneStringNames::get_singleton()->_process, ptr, 1);
 			}
 		} break;
@@ -60,7 +59,6 @@ void Node::_notification(int p_notification) {
 
 				Variant time = get_fixed_process_delta_time();
 				const Variant *ptr[1] = { &time };
-				Variant::CallError err;
 				get_script_instance()->call_multilevel(SceneStringNames::get_singleton()->_fixed_process, ptr, 1);
 			}
 
@@ -134,7 +132,6 @@ void Node::_notification(int p_notification) {
 					set_fixed_process(true);
 				}
 
-				Variant::CallError err;
 				get_script_instance()->call_multilevel_reversed(SceneStringNames::get_singleton()->_ready, NULL, 0);
 			}
 			//emit_signal(SceneStringNames::get_singleton()->enter_tree);
@@ -209,7 +206,6 @@ void Node::_propagate_enter_tree() {
 
 	if (get_script_instance()) {
 
-		Variant::CallError err;
 		get_script_instance()->call_multilevel_reversed(SceneStringNames::get_singleton()->_enter_tree, NULL, 0);
 	}
 
@@ -273,7 +269,6 @@ void Node::_propagate_exit_tree() {
 
 	if (get_script_instance()) {
 
-		Variant::CallError err;
 		get_script_instance()->call_multilevel(SceneStringNames::get_singleton()->_exit_tree, NULL, 0);
 	}
 	emit_signal(SceneStringNames::get_singleton()->tree_exited);
diff --git a/scene/main/scene_tree.cpp b/scene/main/scene_tree.cpp
index a71b491bae..4f62d88934 100644
--- a/scene/main/scene_tree.cpp
+++ b/scene/main/scene_tree.cpp
@@ -870,7 +870,6 @@ void SceneTree::_call_input_pause(const StringName &p_group, const StringName &p
 		if (!n->can_process())
 			continue;
 
-		Variant::CallError ce;
 		n->call_multilevel(p_method, (const Variant **)v, 1);
 		//ERR_FAIL_COND(node_count != g.nodes.size());
 	}
diff --git a/scene/resources/curve.cpp b/scene/resources/curve.cpp
index 7fbaa1f73c..ab998a9ab8 100644
--- a/scene/resources/curve.cpp
+++ b/scene/resources/curve.cpp
@@ -84,15 +84,6 @@ int Curve::add_point(Vector2 p_pos, real_t left_tangent, real_t right_tangent, T
 
 		int i = get_index(p_pos.x);
 
-		int nearest_index = i;
-		if (i + 1 < _points.size()) {
-			real_t diff0 = p_pos.x - _points[i].pos.x;
-			real_t diff1 = _points[i + 1].pos.x - p_pos.x;
-
-			if (diff1 < diff0)
-				nearest_index = i + 1;
-		}
-
 		if (i == 0 && p_pos.x < _points[0].pos.x) {
 			// Insert before anything else
 			_points.insert(0, Point(p_pos, left_tangent, right_tangent, left_mode, right_mode));