rustc_attr_parsing/attributes/
semantics.rs

1use rustc_attr_data_structures::AttributeKind;
2use rustc_span::{Span, Symbol, sym};
3
4use crate::attributes::{NoArgsAttributeParser, OnDuplicate};
5use crate::context::Stage;
6
7pub(crate) struct MayDangleParser;
8impl<S: Stage> NoArgsAttributeParser<S> for MayDangleParser {
9    const PATH: &[Symbol] = &[sym::may_dangle];
10    const ON_DUPLICATE: OnDuplicate<S> = OnDuplicate::Warn;
11    const CREATE: fn(span: Span) -> AttributeKind = AttributeKind::MayDangle;
12}