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-rw-r--r--rust/pin-init/examples/mutex.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/rust/pin-init/examples/mutex.rs b/rust/pin-init/examples/mutex.rs
index 073bb79341d1..3e3630780c96 100644
--- a/rust/pin-init/examples/mutex.rs
+++ b/rust/pin-init/examples/mutex.rs
@@ -2,6 +2,7 @@
#![allow(clippy::undocumented_unsafe_blocks)]
#![cfg_attr(feature = "alloc", feature(allocator_api))]
+#![cfg_attr(not(RUSTC_LINT_REASONS_IS_STABLE), feature(lint_reasons))]
#![allow(clippy::missing_safety_doc)]
use core::{