[Lua5.4] lua_toclose will close the wrong value

[actboy168 <actboy168@...>]

#include <lua.h>
#include <lauxlib.h>

static int close(lua_State *L) {
  return 0;
}

static void newtable(lua_State *L) {
    static const luaL_Reg mt[] = {
        {"__close", close},
        {NULL, NULL}
    };
    lua_newtable(L);
    luaL_newlib(L, mt);
    lua_setmetatable(L, -2);
}

int luaopen_toclose(lua_State *L) {
    lua_pushinteger(L, 1);
    newtable(L);
    lua_toclose(L, -1);
    lua_remove(L, -2); // throw error: attempt to close non-closable variable '?'
    return 1;
}

-- actboy168