Make vararg method bind no return and return

Type emit_signal exposed method return type

set UndoRedo add_do_method and add_undo_method exposed return void

Set TreeItem::_call_recursive_bind returns void

Set _rpc_bind and _rpc_id_bind returns void in Node

Set _call_group and _call_group_flags method returns void in SceneTree

Set godot-cpp-test CI flag to false

2 files changed, 4 insertions, 5 deletions

diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index ff8d2b88b1..ccd24ed2cf 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -1162,24 +1162,23 @@ Size2 TreeItem::get_minimum_size(int p_column) {
 	return cell.cached_minimum_size;
 }
 
-Variant TreeItem::_call_recursive_bind(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
+void TreeItem::_call_recursive_bind(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
 	if (p_argcount < 1) {
 		r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
 		r_error.argument = 0;
-		return Variant();
+		return;
 	}
 
 	if (p_args[0]->get_type() != Variant::STRING && p_args[0]->get_type() != Variant::STRING_NAME) {
 		r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
 		r_error.argument = 0;
 		r_error.expected = Variant::STRING_NAME;
-		return Variant();
+		return;
 	}
 
 	StringName method = *p_args[0];
 
 	call_recursive(method, &p_args[1], p_argcount - 1, r_error);
-	return Variant();
 }
 
 void recursive_call_aux(TreeItem *p_item, const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
diff --git a/scene/gui/tree.h b/scene/gui/tree.h
index dc786de6dc..04d4b9b935 100644
--- a/scene/gui/tree.h
+++ b/scene/gui/tree.h
@@ -189,7 +189,7 @@ protected:
 		return d;
 	}
 
-	Variant _call_recursive_bind(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
+	void _call_recursive_bind(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
 
 public:
 	/* cell mode */