1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/test_JSOP_ARGCNT.js b/js/src/jit-test/tests/basic/test_JSOP_ARGCNT.js
new file mode 100644
index 000000000..6e558a07f
--- /dev/null
+++ b/js/src/jit-test/tests/basic/test_JSOP_ARGCNT.js
@@ -0,0 +1,27 @@
+function test_JSOP_ARGCNT() {
+    function f0() { return arguments.length; }
+    function f1() { return arguments.length; }
+    function f2() { return arguments.length; }
+    function f3() { return arguments.length; }
+    function f4() { return arguments.length; }
+    function f5() { return arguments.length; }
+    function f6() { return arguments.length; }
+    function f7() { return arguments.length; }
+    function f8() { return arguments.length; }
+    function f9() { return arguments.length; }
+    var a = [];
+    for (var i = 0; i < 10; i++) {
+        a[0] = f0('a');
+        a[1] = f1('a','b');
+        a[2] = f2('a','b','c');
+        a[3] = f3('a','b','c','d');
+        a[4] = f4('a','b','c','d','e');
+        a[5] = f5('a','b','c','d','e','f');
+        a[6] = f6('a','b','c','d','e','f','g');
+        a[7] = f7('a','b','c','d','e','f','g','h');
+        a[8] = f8('a','b','c','d','e','f','g','h','i');
+        a[9] = f9('a','b','c','d','e','f','g','h','i','j');
+    }
+    return a.join(",");
+}
+assertEq(test_JSOP_ARGCNT(), "1,2,3,4,5,6,7,8,9,10");