1 files changed, 15 insertions, 0 deletions
diff --git a/third_party/rust/tracing/benches/dispatch_get_clone.rs b/third_party/rust/tracing/benches/dispatch_get_clone.rs
new file mode 100644
index 0000000000..15577c6969
--- /dev/null
+++ b/third_party/rust/tracing/benches/dispatch_get_clone.rs
@@ -0,0 +1,15 @@
+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+
+mod shared;
+
+fn bench(c: &mut Criterion) {
+    shared::for_all_dispatches(&mut c.benchmark_group("Dispatch::get_clone"), |b| {
+        b.iter(|| {
+            let current = tracing::dispatcher::get_default(|current| current.clone());
+            black_box(current);
+        })
+    });
+}
+
+criterion_group!(benches, bench);
+criterion_main!(benches);