pub(crate) fn parse_single_integer<S: Stage>(
cx: &mut AcceptContext<'_, '_, S>,
args: &ArgParser<'_>,
) -> Option<u128>Expand description
Parse a single integer.
Used by attributes that take a single integer as argument, such as
#[link_ordinal] and #[rustc_layout_scalar_valid_range_start].
cx is the context given to the attribute.
args is the parser for the attribute arguments.