JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / tests / stress / call-varargs-length-effects.js

diff --git a/tests/stress/call-varargs-length-effects.js b/tests/stress/call-varargs-length-effects.js
new file mode 100644 (file)
index 0000000..03bcfd7
--- /dev/null
+++ b/tests/stress/call-varargs-length-effects.js
@@ -0,0 +1,24 @@
+function foo() { return arguments.length; }
+
+var o = {};
+o[0] = 42;
+var callCount = 0;
+o.__defineGetter__("length", function() {
+    callCount++;
+    return 1;
+});
+
+function bar() {
+    callCount = 0;
+    var result = foo.apply(this, o);
+    if (result != 1)
+        throw "Error: bad result: " + result;
+    if (callCount != 1)
+        throw "Error: bad call count: " + callCount;
+}
+
+noInline(foo);
+noInline(bar);
+
+for (var i = 0; i < 10000; ++i)
+    bar();