1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testBug686274.js b/js/src/jit-test/tests/basic/testBug686274.js
new file mode 100644
index 0000000000..e03fd43542
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testBug686274.js
@@ -0,0 +1,15 @@
+// Don't Baseline-compile the huge array literal with --baseline-eager
+// as it's slow, especially in debug builds.
+setJitCompilerOption("baseline.warmup.trigger", 2);
+
+function f(N) {
+    var body = "return [";
+    for (var i = 0; i < N-1; i++)
+        body += "1,";
+    body += "2]";
+    var f = new Function(body);
+    var arr = f();
+    assertEq(arr.length, N);
+    assertEq(arr[N-1], 2);
+}
+f(1000000);