Hi,

I'm trying to compile 62c35fe3cec from GH but I get this error:
Quote
GCC 10 detected
Compiling src/frontend/mame/luaengine_debug.cpp...
In file included from ../../../../../src/frontend/mame/luaengine.h:29,
from ../../../../../src/frontend/mame/luaengine.ipp:13,
from ../../../../../src/frontend/mame/luaengine_debug.cpp:12:
../../../../../3rdparty/sol2/sol/sol.hpp: In static member function 'static _Res std::_Function_handler<_Res(_ArgTypes ...), _Functor>::_M_invoke(const std::_Any_data&, _ArgTypes&& ...) [with _Res = long unsigned int; _Functor = lua_engine::symbol_table_wrapper::add(const char*, sol::protected_function, std::optional<sol::basic_protected_function<sol::basic_reference<false>, false, sol::basic_reference<false> > >, std::optional<const char*>)::<lambda()>; _ArgTypes = {}]':
../../../../../3rdparty/sol2/sol/sol.hpp:15823:17: error: '<anonymous>' may be used uninitialized in this function [-Werror=maybe-uninitialized]
15823 | return UT();
| ^
../../../../../3rdparty/sol2/sol/sol.hpp: In static member function 'static _Res std::_Function_handler<_Res(_ArgTypes ...), _Functor>::_M_invoke(const std::_Any_data&, _ArgTypes&& ...) [with _Res = long unsigned int; _Functor = lua_engine::initialize_debug(sol::table&)::<lambda(lua_engine::symbol_table_wrapper&, sol::this_state, const char*, int, int, sol::protected_function)>::<lambda(int, const u64*)>; _ArgTypes = {int, const long unsigned int*}]':
../../../../../3rdparty/sol2/sol/sol.hpp:15823:17: error: '<anonymous>' may be used uninitialized in this function [-Werror=maybe-uninitialized]
15823 | return UT();
| ^
cc1plus: all warnings being treated as errors
make[2]: *** [frontend.make:754: ../../../../linux_gcc/obj/x64/Release/src/frontend/mame/luaengine_debug.o] Error 1
make[2]: Target 'all' not remade because of errors.
make[1]: *** [Makefile:100: frontend] Error 2
make[1]: Target 'all' not remade because of errors.
make: *** [makefile:1280: linux_x64] Error 2
make: Target 'all' not remade because of errors.

Any idea?
I've added a few changes of mine to 62c35fe3cec commit but they aren't even remotely near Lua machinery.
Thanks.
--F.Ulivi