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PiperOrigin-RevId: 972730725

pir/testing/encrypt_decrypt.cc

diff --git a/pir/testing/encrypt_decrypt.cc b/pir/testing/encrypt_decrypt.cc
index 7b13061..b44cf7b 100644
--- a/pir/testing/encrypt_decrypt.cc
+++ b/pir/testing/encrypt_decrypt.cc
@@ -42,7 +42,7 @@
 using ::crypto::tink::KeysetHandle;
 using ::crypto::tink::KeysetReader;
 
-absl::once_flag register_tink_once ABSL_ATTRIBUTE_UNUSED;
+absl::once_flag register_tink_once [[maybe_unused]];
 
 absl::StatusOr<std::unique_ptr<HybridDecrypt>> CreateFakeHybridDecrypt() {
   const auto* const toc = embedded_private_key_create();