1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/math-max-arraylength.js b/js/src/jit-test/tests/ion/math-max-arraylength.js
new file mode 100644
index 0000000000..dd8e915f84
--- /dev/null
+++ b/js/src/jit-test/tests/ion/math-max-arraylength.js
@@ -0,0 +1,25 @@
+var arrays = [
+    [],
+    [1],
+    [1, 2],
+    [1, 2, 3],
+    [1, 2, 3, 4],
+];
+
+function test() {
+    for (var i = 0; i < arrays.length; i++) {
+        var array = arrays[i];
+
+        assertEq(Math.max(array.length, 0), i);
+        assertEq(Math.max(0, array.length), i);
+
+        assertEq(Math.max(array.length, -1), i);
+        assertEq(Math.max(-1, array.length), i);
+
+        assertEq(Math.max(array.length, -1.5), i);
+        assertEq(Math.max(-1.5, array.length), i);
+    }
+}
+
+test();
+test();