1 files changed, 10 insertions, 0 deletions
diff --git a/users/fogti/store-ref-scanner/fuzz/fuzz_targets/hbm-roundtrip.rs b/users/fogti/store-ref-scanner/fuzz/fuzz_targets/hbm-roundtrip.rs
new file mode 100644
index 000000000000..9e21a7738a38
--- /dev/null
+++ b/users/fogti/store-ref-scanner/fuzz/fuzz_targets/hbm-roundtrip.rs
@@ -0,0 +1,10 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+
+fuzz_target!(|data: [u8; 16]| {
+    use store_ref_scanner::HalfBytesMask;
+    let a = HalfBytesMask(data);
+    let b = a.into_expanded();
+    let c = HalfBytesMask::from_expanded(b);
+    assert_eq!(a, c);
+});