quickjs-tart

commit e0f4a099a0b3905213b62623a90c5915f9f0290b
parent 3061ee2130e4a08a9257e47552014be553129f9b
Author: Florian Dold <florian@dold.me>
Date:   Thu,  6 Jul 2023 22:03:03 +0200

crash repro

Diffstat:
A
crash.js
 | 
45
+++++++++++++++++++++++++++++++++++++++++++++

1 file changed, 45 insertions(+), 0 deletions(-)
diff --git a/crash.js b/crash.js
@@ -0,0 +1,45 @@
+import * as std from "std";
+import * as os from "os";
+
+function openPromise() {
+  let resolve = null;
+  let reject = null;
+  const promise = new Promise((res, rej) => {
+    resolve = res;
+    reject = rej;
+  });
+  if (!(resolve && reject)) {
+    throw Error();
+  }
+  return { resolve, reject, promise };
+}
+
+let listener;
+
+async function waitUntilDone(ws) {
+  let p2;
+  listener = (yn) => {
+    if (!p2) {
+      return;
+    }
+    if (yn)
+      p2.resolve();
+  };
+  while (1) {
+    p2 = openPromise();
+    await p2.promise;
+  }
+}
+
+waitUntilDone();
+
+//os.setTimeout(() => {
+//  std.gc();
+//  listener(true);
+//}, 0);
+
+os.setTimeout(() => {
+  listener(false);
+  std.gc();
+  std.gc();
+}, 0);