1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug509982.js b/js/src/jit-test/tests/basic/bug509982.js
new file mode 100644
index 0000000000..36b9364a1f
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug509982.js
@@ -0,0 +1,15 @@
+function g() {
+    const e = 0;
+    return function () {
+        switch (7) {
+        case e:
+        }
+    };
+}
+
+for (var i = 0; i < 2; i++) {
+    let f = g;
+    f();
+}
+
+// Just test that we don't crash.