1 files changed, 15 insertions, 0 deletions
diff --git a/tests/features/_opaque_lib.zc b/tests/features/_opaque_lib.zc
new file mode 100644
index 0000000..de4d4c4
--- /dev/null
+++ b/tests/features/_opaque_lib.zc
@@ -0,0 +1,15 @@
+opaque struct SecretBox {
+    value: int;
+}
+
+fn new_box(v: int) -> SecretBox {
+    return SecretBox { value: v };
+}
+
+fn get_value(b: SecretBox*) -> int {
+    return b.value;
+}
+
+fn set_value(b: SecretBox*, v: int) {
+    b.value = v;
+}