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-rw-r--r--js/src/jit-test/tests/gc/bug-1648901.js7
1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/gc/bug-1648901.js b/js/src/jit-test/tests/gc/bug-1648901.js
new file mode 100644
index 0000000000..13e4895068
--- /dev/null
+++ b/js/src/jit-test/tests/gc/bug-1648901.js
@@ -0,0 +1,7 @@
+// |jit-test| skip-if: !('gczeal' in this)
+
+gczeal(15);
+enableShellAllocationMetadataBuilder();
+var registry = new FinalizationRegistry(x => 0);
+gczeal(9, 3);
+registry.register({}, 1, {});