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-rw-r--r--rust/alloc/vec/spec_extend.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/rust/alloc/vec/spec_extend.rs b/rust/alloc/vec/spec_extend.rs
index 506ee0ecfa27..7bb3abb7ee71 100644
--- a/rust/alloc/vec/spec_extend.rs
+++ b/rust/alloc/vec/spec_extend.rs
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+
use crate::alloc::Allocator;
use core::iter::TrustedLen;
use core::ptr::{self};