Rollup merge of #92956 - scottmcm:nonzero-log2, r=dtolnay

[rust.git] / library / proc_macro / src / lib.rs

diff --git a/library/proc_macro/src/lib.rs b/library/proc_macro/src/lib.rs
index 69af598f91e1cfda3ec49ede77e45fc701517e5a..c5afca6d56a2d29a33255a1330dc74b579541284 100644 (file)
--- a/library/proc_macro/src/lib.rs
+++ b/library/proc_macro/src/lib.rs
@@ -30,6 +30,7 @@
 #![feature(restricted_std)]
 #![feature(rustc_attrs)]
 #![feature(min_specialization)]
+#![feature(panic_update_hook)]
 #![recursion_limit = "256"]
 
 #[unstable(feature = "proc_macro_internals", issue = "27812")]