bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

passes: prohibit attrs on generic params

Browse source 
This commit modifies the `check_attr` pass so that attribute placement
on generic parameters is checked for validity.

Signed-off-by: David Wood <david@davidtw.co>
This commit is contained in:
David Wood 2020-11-15 13:03:30 +00:00
parent 2e5723137b
commit 75eb72cc9c
No known key found for this signature in database
GPG key ID: 2592E76C87381FD9
6 changed files with 147 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

12
compiler/rustc_passes/src/check_attr.rs
View file

@ -814,6 +814,18 @@ impl Visitor<'tcx> for CheckAttrVisitor<'tcx> {
intravisit::walk_item(self, item)
}
fn visit_generic_param(&mut self, generic_param: &'tcx hir::GenericParam<'tcx>) {
let target = Target::from_generic_param(generic_param);
self.check_attributes(
generic_param.hir_id,
generic_param.attrs,
&generic_param.span,
target,
None,
);
intravisit::walk_generic_param(self, generic_param)
}
fn visit_trait_item(&mut self, trait_item: &'tcx TraitItem<'tcx>) {
let target = Target::from_trait_item(trait_item);
self.check_attributes(trait_item.hir_id, &trait_item.attrs, &trait_item.span, target, None);