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-rw-r--r--js/src/jit-test/tests/arguments/args-mutate-proto-2.js16
1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/arguments/args-mutate-proto-2.js b/js/src/jit-test/tests/arguments/args-mutate-proto-2.js
new file mode 100644
index 0000000000..9645f88090
--- /dev/null
+++ b/js/src/jit-test/tests/arguments/args-mutate-proto-2.js
@@ -0,0 +1,16 @@
+function outOfBounds() {
+ var proto = [];
+ Object.setPrototypeOf(arguments, proto);
+
+ var N = 100;
+ for (var i = 0; i <= N; ++i) {
+ if (i === N) {
+ proto[0] = "pass";
+ }
+
+ var arg = arguments[0];
+
+ assertEq(arg, i !== N ? undefined : "pass");
+ }
+}
+outOfBounds();