1 files changed, 14 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/auto-regress/bug1147907.js b/js/src/jit-test/tests/auto-regress/bug1147907.js
new file mode 100644
index 0000000000..bf22640058
--- /dev/null
+++ b/js/src/jit-test/tests/auto-regress/bug1147907.js
@@ -0,0 +1,14 @@
+var evalInFrame = (function (global) {
+  var dbgGlobal = newGlobal({newCompartment: true});
+  var dbg = new dbgGlobal.Debugger();
+  return function evalInFrame(upCount, code) {
+    dbg.addDebuggee(global);
+    var frame = dbg.getNewestFrame().older;
+    var completion = frame.eval(code);
+  };
+})(this);
+var x = 5;
+{
+  let x = eval("this.x++");
+  evalInFrame(0, ("for (var x = 0; x < 3; ++x) { (function(){})() } "))
+}