Re: [PATCH v5 0/2] MR4518: ntdll: Integrate with GDB using r_debug.

[Jacek Caban (＠jacek)]

Jacek Caban (@jacek) commented about loader/preloader.c:
>  for (i = 1; i < argc; i++) argv[i] -= off;
>
> }
>
> +/* GDB integration, _dl_debug_state is *required* for GDB to hook the preloader */
> +__attribute((visibility("default"))) void _dl_debug_state(void) {}

You never call `_dl_debug_state` in this commit. Does it work without it or are you relying on debugger figuring things out when it's called from ntdll? An explicit `_dl_debug_state` call in `wld_start` would seem right to me.