1 files changed, 15 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 000000000..6d94c5aa0
--- /dev/null
+++ b/js/src/jit-test/tests/bug1213574.js
@@ -0,0 +1,15 @@
+if (helperThreadCount() === 0)
+    quit(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) {
+}