JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / tests / stress / infer-constant-property.js

diff --git a/tests/stress/infer-constant-property.js b/tests/stress/infer-constant-property.js
new file mode 100644 (file)
index 0000000..605ae3d
--- /dev/null
+++ b/tests/stress/infer-constant-property.js
@@ -0,0 +1,22 @@
+var o = {f:{f:{f:{f:{f:{f:{f:42}}}}}}};
+
+function foo(p) {
+    if (p)
+        o.f.f.f.f.f.f = {f:53};
+}
+
+noInline(foo);
+
+(function() {
+    var n = 100000;
+    var m = 100;
+    var result = 0;
+    
+    for (var i = 0; i < n; ++i) {
+        foo(i == n - m);
+        result += o.f.f.f.f.f.f.f;
+    }
+    
+    if (result != (n - m) * 42 + m * 53)
+        throw "Error: bad result: " + result;
+})();