Re: [PATCH v3 5/6] config: add `git_die_config()` to the config-set API

> +void git_die_config(const char *key)
> +{
> +	const struct string_list *values;
> +	struct key_value_info *kv_info;
> +	values = git_config_get_value_multi(key);
> +	kv_info = values->items[values->nr - 1].util;
> +	if (!kv_info->linenr)
> +		die("unable to parse command-line config");
> +	else
> +		die("bad config file line %d in %s",kv_info->linenr, kv_info->filename);