JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / tests / stress / uint32-to-number-fold-constant-with-do-overflow.js

diff --git a/tests/stress/uint32-to-number-fold-constant-with-do-overflow.js b/tests/stress/uint32-to-number-fold-constant-with-do-overflow.js
new file mode 100644 (file)
index 0000000..cedea94
--- /dev/null
+++ b/tests/stress/uint32-to-number-fold-constant-with-do-overflow.js
@@ -0,0 +1,27 @@
+function foo(a, b) {
+    return a >>> b;
+}
+
+function bar(a, b) {
+    return foo(a, b);
+}
+
+noInline(bar);
+
+for (var i = 0; i < 1000000; ++i) {
+    var result = bar(-1, 0);
+    if (result != 4294967295)
+        throw "Error: bad result: " + result;
+}
+
+function baz(a) {
+    return foo(a, 1);
+}
+
+noInline(baz);
+
+for (var i = 0; i < 1000000; ++i) {
+    var result = baz(-1);
+    if (result != 2147483647)
+        throw "Error: bad result: " + result;
+}