analyzer: use-after-end messages name the borrower, the owner and how the owner ended (freed, moved, .d parameter, push, global, reassignment), with fixtures

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/errors/use_after_free_owner.zc b/tests/errors/use_after_free_owner.zc
new file mode 100644
index 0000000..e530bf5
--- /dev/null
+++ b/tests/errors/use_after_free_owner.zc
@@ -0,0 +1,9 @@
+namespace;
+include rt;
+
+// expect: t: used after it was given away; t was freed on line 7 (declared on line 6)
+fn main() {
+	let t = rt.new(4);
+	rt.free(t);
+	return t[0];
+}