fn mark_used_by_default_parameters<'tcx>(
tcx: TyCtxt<'tcx>,
def_id: DefId,
generics: &'tcx Generics,
unused_parameters: &mut UnusedGenericParams
)
Expand description
Some parameters are considered used-by-default, such as non-generic parameters and the dummy
generic parameters from closures, this function marks them as used. leaf_is_closure
should
be true
if the item that unused_generic_params
was invoked on is a closure.