From 5e77e784f006e36c06252d9beccbd7893eddac73 Mon Sep 17 00:00:00 2001
From: Roy Frostig <rfrostig@mozilla.com>
Date: Fri, 27 Aug 2010 13:27:28 -0700
Subject: Have alt-pattern drop the slots it initializes when binding slot
 patterns.  Add a testcase for this as well.

---
 src/test/run-pass/alt-pattern-drop.rs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 src/test/run-pass/alt-pattern-drop.rs

(limited to 'src/test')

diff --git a/src/test/run-pass/alt-pattern-drop.rs b/src/test/run-pass/alt-pattern-drop.rs
new file mode 100644
index 00000000..d1f1440f
--- /dev/null
+++ b/src/test/run-pass/alt-pattern-drop.rs
@@ -0,0 +1,19 @@
+// -*- rust -*-
+
+use std;
+import std._str;
+
+type t = tag(make_t(str), clam());
+
+fn main() {
+  let str s = "hi";     // ref up
+  let t x = make_t(s);  // ref up
+
+  alt (x) {
+    case (make_t(y)) { log y; }  // ref up and ref down
+    case (_) { log "?"; }
+  }
+
+  log _str.refcount(s);
+  check (_str.refcount(s) == 2u);
+}
-- 
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