1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug928542.js b/js/src/jit-test/tests/ion/bug928542.js
new file mode 100644
index 0000000000..d79c929feb
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug928542.js
@@ -0,0 +1,10 @@
+
+called = 0;
+function foo() {
+    this.what();
+    this.random = 0;
+    this.what = 1;
+}
+foo.prototype.what = function() { called = 1; }
+new foo();
+assertEq(called, 1);