1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/execution-observability-05.js b/js/src/jit-test/tests/debug/execution-observability-05.js
new file mode 100644
index 000000000..ba0a3efa6
--- /dev/null
+++ b/js/src/jit-test/tests/debug/execution-observability-05.js
@@ -0,0 +1,23 @@
+// Test that we can do debug mode OSR from the interrupt handler through an
+// on->off->on cycle.
+
+var global = this;
+var hits = 0;
+setInterruptCallback(function() {
+  print("Interrupt!");
+  hits++;
+  var g = newGlobal();
+  g.parent = global;
+  g.eval("var dbg = new Debugger(parent); dbg.onEnterFrame = function(frame) {};");
+  g.eval("dbg.removeDebuggee(parent);");
+  return true;
+});
+
+function f(x) {
+  if (x > 200)
+    return;
+  interruptIf(x == 100);
+  f(x + 1);
+}
+f(0);
+assertEq(hits, 1);