Auto merge of #61203 - memoryruins:bare_trait_objects, r=Centril

[rust.git] / src / librustc / middle / lang_items.rs

diff --git a/src/librustc/middle/lang_items.rs b/src/librustc/middle/lang_items.rs
index 0e283ca6b1cf15170e231ebc86fc1ad0b72723dc..034ef32aafe016cff8fec1816a9b735cfabcf580 100644 (file)
--- a/src/librustc/middle/lang_items.rs
+++ b/src/librustc/middle/lang_items.rs
@@ -18,7 +18,7 @@
 use crate::util::nodemap::FxHashMap;
 
 use syntax::ast;
-use syntax::symbol::Symbol;
+use syntax::symbol::{Symbol, sym};
 use syntax_pos::Span;
 use rustc_macros::HashStable;
 use crate::hir::itemlikevisit::ItemLikeVisitor;
@@ -209,9 +209,9 @@ fn collect_item(&mut self, item_index: usize, item_def_id: DefId) {
 /// are also extracted out when found.
 pub fn extract(attrs: &[ast::Attribute]) -> Option<(Symbol, Span)> {
     attrs.iter().find_map(|attr| Some(match attr {
-        _ if attr.check_name("lang") => (attr.value_str()?, attr.span),
-        _ if attr.check_name("panic_handler") => (Symbol::intern("panic_impl"), attr.span),
-        _ if attr.check_name("alloc_error_handler") => (Symbol::intern("oom"), attr.span),
+        _ if attr.check_name(sym::lang) => (attr.value_str()?, attr.span),
+        _ if attr.check_name(sym::panic_handler) => (sym::panic_impl, attr.span),
+        _ if attr.check_name(sym::alloc_error_handler) => (sym::oom, attr.span),
         _ => return None,
     }))
 }