1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/gc/bug-886560.js b/js/src/jit-test/tests/gc/bug-886560.js
new file mode 100644
index 0000000000..c506b05d04
--- /dev/null
+++ b/js/src/jit-test/tests/gc/bug-886560.js
@@ -0,0 +1,11 @@
+// |jit-test| error: x is not defined
+
+// enableShellAllocationMetadataBuilder ignores its argument, because we don't
+// permit metadata callbacks to run JS any more, so this test may be
+// unnecessary. We'll preserve its structure just in case.
+enableShellAllocationMetadataBuilder(function(obj) {
+    var res = {};
+    return res;
+  });
+gczeal(4);
+x();