Add m-esr52 at 52.6.0

1 files changed, 14 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/basic/setArgumentsLength.js b/js/src/jit-test/tests/basic/setArgumentsLength.js
new file mode 100644
index 000000000..775d3ef9f
--- /dev/null
+++ b/js/src/jit-test/tests/basic/setArgumentsLength.js
@@ -0,0 +1,14 @@
+var count = 0;
+
+function f() {
+  arguments.length--;
+  for (var i = 0; i < arguments.length; ++i) {
+    ++count;
+  }
+}
+
+f(1, 2);
+f(1, 2);
+f(2, 2);
+
+assertEq(count, 3);