1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/gc/bug-1513991.js b/js/src/jit-test/tests/gc/bug-1513991.js
new file mode 100644
index 0000000000..c694b04b39
--- /dev/null
+++ b/js/src/jit-test/tests/gc/bug-1513991.js
@@ -0,0 +1,9 @@
+// |jit-test| skip-if: helperThreadCount() === 0
+evalInWorker(`
+var sym4 = Symbol.match;
+function test(makeNonArray) {}
+function basicSweeping() {}
+var wm1 = new WeakMap();
+wm1.set(basicSweeping, sym4);
+startgc(100000, 'shrinking');
+`);