add back dropped alloc feature

tokio-rs · Oct 10, 2020 · abe7718 · abe7718
1 parent 6cfb65b
commit abe7718
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/tracing/src/collector.rs b/tracing/src/collector.rs
@@ -36,6 +36,8 @@ where
 /// [span]: ../span/index.html
 /// [`Collector`]: ../collector/trait.Collector.html
 /// [`Event`]: ../event/struct.Event.html
+#[cfg(feature = "alloc")]
+#[cfg_attr(docsrs, doc(cfg(any(feature = "std", feature = "alloc"))))]
 pub fn set_global_default<S>(collector: S) -> Result<(), SetGlobalDefaultError>
 where
     S: Collector + Send + Sync + 'static,