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-rw-r--r--compiler/rustc_builtin_macros/src/proc_macro_harness.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_builtin_macros/src/proc_macro_harness.rs b/compiler/rustc_builtin_macros/src/proc_macro_harness.rs
index 5cfda3349..ebe1c3663 100644
--- a/compiler/rustc_builtin_macros/src/proc_macro_harness.rs
+++ b/compiler/rustc_builtin_macros/src/proc_macro_harness.rs
@@ -281,7 +281,7 @@ fn mk_decls(cx: &mut ExtCtxt<'_>, macros: &[ProcMacro]) -> P<ast::Item> {
let span = DUMMY_SP.with_def_site_ctxt(expn_id.to_expn_id());
let proc_macro = Ident::new(sym::proc_macro, span);
- let krate = cx.item(span, proc_macro, Vec::new(), ast::ItemKind::ExternCrate(None));
+ let krate = cx.item(span, proc_macro, ast::AttrVec::new(), ast::ItemKind::ExternCrate(None));
let bridge = Ident::new(sym::bridge, span);
let client = Ident::new(sym::client, span);