apprt/gtk-ng: clean up some changed handlers

1 files changed, 4 insertions, 2 deletions

diff --git a/src/datastruct/split_tree.zig b/src/datastruct/split_tree.zig
index 48b887707..14ef6370e 100644
--- a/src/datastruct/split_tree.zig
+++ b/src/datastruct/split_tree.zig
@@ -826,8 +826,10 @@ pub fn SplitTree(comptime V: type) type {
                         .copy = &struct {
                             fn copy(self: *Self) callconv(.c) *Self {
                                 const ptr = @import("glib").ext.create(Self);
-                                const alloc = self.arena.child_allocator;
-                                ptr.* = self.clone(alloc) catch @panic("oom");
+                                ptr.* = if (self.nodes.len == 0)
+                                    .empty
+                                else
+                                    self.clone(self.arena.child_allocator) catch @panic("oom");
                                 return ptr;
                             }
                         }.copy,