diff options
Diffstat (limited to 'compiler/rustc_attr_parsing/src/attributes/transparency.rs')
| -rw-r--r-- | compiler/rustc_attr_parsing/src/attributes/transparency.rs | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/compiler/rustc_attr_parsing/src/attributes/transparency.rs b/compiler/rustc_attr_parsing/src/attributes/transparency.rs index d229fc09740..0ab4cb99a62 100644 --- a/compiler/rustc_attr_parsing/src/attributes/transparency.rs +++ b/compiler/rustc_attr_parsing/src/attributes/transparency.rs @@ -2,7 +2,7 @@ use rustc_attr_data_structures::AttributeKind; use rustc_span::hygiene::Transparency; use rustc_span::{Span, Symbol, sym}; -use super::{AcceptContext, SingleAttributeParser}; +use super::{AcceptContext, AttributeDuplicates, SingleAttributeParser}; use crate::parser::ArgParser; pub(crate) struct TransparencyParser; @@ -11,10 +11,11 @@ pub(crate) struct TransparencyParser; #[allow(rustc::untranslatable_diagnostic)] #[allow(rustc::diagnostic_outside_of_impl)] impl SingleAttributeParser for TransparencyParser { - const PATH: &'static [Symbol] = &[sym::rustc_macro_transparency]; + const PATH: &[Symbol] = &[sym::rustc_macro_transparency]; + const ON_DUPLICATE_STRATEGY: AttributeDuplicates = AttributeDuplicates::ErrorFollowing; - fn on_duplicate(cx: &crate::context::AcceptContext<'_>, first_span: Span) { - cx.dcx().span_err(vec![first_span, cx.attr_span], "multiple macro transparency attributes"); + fn on_duplicate(cx: &crate::context::AcceptContext<'_>, used: Span, unused: Span) { + cx.dcx().span_err(vec![used, unused], "multiple macro transparency attributes"); } fn convert(cx: &AcceptContext<'_>, args: &ArgParser<'_>) -> Option<AttributeKind> { |