Port #[macro_export] to the new attribute parsing infrastructure

Co-authored-by: Anne Stijns <anstijns@gmail.com>

1 files changed, 7 insertions, 3 deletions

diff --git a/compiler/rustc_lint/src/non_local_def.rs b/compiler/rustc_lint/src/non_local_def.rs
index dca22b986ff..b10be22dc38 100644
--- a/compiler/rustc_lint/src/non_local_def.rs
+++ b/compiler/rustc_lint/src/non_local_def.rs
@@ -1,11 +1,12 @@
 use rustc_errors::MultiSpan;
+use rustc_hir::attrs::AttributeKind;
 use rustc_hir::def::{DefKind, Res};
 use rustc_hir::intravisit::{self, Visitor, VisitorExt};
-use rustc_hir::{Body, HirId, Item, ItemKind, Node, Path, TyKind};
+use rustc_hir::{Body, HirId, Item, ItemKind, Node, Path, TyKind, find_attr};
 use rustc_middle::ty::TyCtxt;
 use rustc_session::{declare_lint, impl_lint_pass};
 use rustc_span::def_id::{DefId, LOCAL_CRATE};
-use rustc_span::{ExpnKind, Span, kw, sym};
+use rustc_span::{ExpnKind, Span, kw};
 
 use crate::lints::{NonLocalDefinitionsCargoUpdateNote, NonLocalDefinitionsDiag};
 use crate::{LateContext, LateLintPass, LintContext, fluent_generated as fluent};
@@ -241,7 +242,10 @@ impl<'tcx> LateLintPass<'tcx> for NonLocalDefinitions {
                 )
             }
             ItemKind::Macro(_, _macro, _kinds)
-                if cx.tcx.has_attr(item.owner_id.def_id, sym::macro_export) =>
+                if find_attr!(
+                    cx.tcx.get_all_attrs(item.owner_id.def_id),
+                    AttributeKind::MacroExport { .. }
+                ) =>
             {
                 cx.emit_span_lint(
                     NON_LOCAL_DEFINITIONS,