1 files changed, 23 insertions, 0 deletions
diff --git a/tests/programs/recycle.zc b/tests/programs/recycle.zc
new file mode 100644
index 0000000..98c9b50
--- /dev/null
+++ b/tests/programs/recycle.zc
@@ -0,0 +1,23 @@
+// a uniquely owned free returns the block to its size class at once.
+// a plain free still quarantines; that contract lives in quarantine.zc.
+struct node { node* c; int n; };
+unchecked fn addr(p) { return p; }
+fn main() {
+	let base = live_objects(), p, q, slot;
+	node* a;
+	node* b;
+	p = new(4);
+	a = new(node);
+	b = new(node);
+	p[0] = 111;
+	a.c = b; a.n = 1; b.c = 0; b.n = 2;
+	slot = addr(p);
+	free(d*p);
+	q = new(4);
+	free(d*a);
+	put_n(q == slot); put_c(' ');
+	put_n(q[0]); put_c(' ');
+	put_n(live_objects() - base); put_c(10);
+	free(d*q);
+	return 0;
+}