fn parse_cfg_entry_version(
cx: &mut AcceptContext<'_, '_>,
list: &MetaItemListParser,
meta_span: Span,
) -> Result<CfgEntry, ErrorGuaranteed>fn parse_cfg_entry_version(
cx: &mut AcceptContext<'_, '_>,
list: &MetaItemListParser,
meta_span: Span,
) -> Result<CfgEntry, ErrorGuaranteed>