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-rw-r--r--js/src/jit-test/tests/debug/Frame-onStep-async-gc-01.js28
1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-onStep-async-gc-01.js b/js/src/jit-test/tests/debug/Frame-onStep-async-gc-01.js
new file mode 100644
index 0000000000..6ff59d6ce8
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-onStep-async-gc-01.js
@@ -0,0 +1,28 @@
+// An onStep handler on a suspended async function frame keeps a Debugger alive.
+
+let g = newGlobal({newCompartment: true});
+g.eval(`
+ async function f() {
+ debugger;
+ await Promise.resolve(0);
+ return 'ok';
+ }
+`);
+
+let dbg = Debugger(g);
+let hit = false;
+dbg.onDebuggerStatement = frame => {
+ frame.onPop = completion => {
+ frame.onStep = () => { hit = true; };
+ frame.onPop = undefined;
+ };
+ dbg.onDebuggerStatement = undefined;
+ dbg = null;
+};
+
+g.f();
+assertEq(dbg, null);
+gc();
+assertEq(hit, false);
+drainJobQueue();
+assertEq(hit, true);