1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug1380962.js b/js/src/jit-test/tests/basic/bug1380962.js
new file mode 100644
index 0000000000..b05624b989
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug1380962.js
@@ -0,0 +1,11 @@
+// |jit-test| skip-if: !Function.prototype.toSource
+
+// Source string has balanced parentheses even when the source code was discarded.
+
+function test() {
+eval("var f = function() { return 0; };");
+assertEq(f.toSource(), "(function() {\n    [native code]\n})");
+}
+
+var g = newGlobal({ discardSource: true });
+g.evaluate(test.toString() + "test()");