1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug673468.js b/js/src/jit-test/tests/basic/bug673468.js
new file mode 100644
index 0000000000..90749115b3
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug673468.js
@@ -0,0 +1,8 @@
+var g = newGlobal();
+var k = g.eval('var u = new Object(); u');
+var m = new WeakMap();
+m.set(k, {});
+k = null;
+gc();
+k = g.eval('u');
+assertEq(m.has(k), true);