1 files changed, 14 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/bug1213574.js b/js/src/jit-test/tests/bug1213574.js
new file mode 100644
index 0000000000..b009796222
--- /dev/null
+++ b/js/src/jit-test/tests/bug1213574.js
@@ -0,0 +1,14 @@
+// |jit-test| skip-if: helperThreadCount() === 0
+
+var lfGlobal = newGlobal();
+lfGlobal.offThreadCompileScript(`{ let x; throw 42; }`);
+try {
+    lfGlobal.runOffThreadScript();
+} catch (e) {
+}
+
+lfGlobal.offThreadCompileScript(`function f() { { let x = 42; return x; } }`);
+try {
+    lfGlobal.runOffThreadScript();
+} catch (e) {
+}