1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/bug1647309.js b/js/src/jit-test/tests/debug/bug1647309.js
new file mode 100644
index 0000000000..e4ffcfc349
--- /dev/null
+++ b/js/src/jit-test/tests/debug/bug1647309.js
@@ -0,0 +1,18 @@
+// |jit-test| skip-if: !('oomTest' in this)
+
+const g = newGlobal({ newCompartment: true });
+const dbg = new Debugger(g);
+
+// Define async generator in debuggee compartment.
+g.eval("async function* f() { }");
+
+// Use onEnterFrame hook to create generatorFrames entry.
+dbg.onEnterFrame = () => {};
+
+// Trigger failure in AsyncGeneratorNext.
+ignoreUnhandledRejections();
+oomTest(function() { g.f().next(); });
+
+// Trigger DebugAPI::onSingleStep to check generatorFrames.
+dbg.onDebuggerStatement = frame => { frame.onStep = () => {}; }
+g.eval("debugger");