From 7c7769a7c7db3b7932a2726adb9d64e011c1bed6 Mon Sep 17 00:00:00 2001
From: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
Date: Sat, 19 Nov 2022 04:59:38 -0800
Subject: Fix GC crash when handling rejected promises uncovered via
 `BUN_GARBAGE_COLLECTOR_LEVEL`

---
 src/bun.js/javascript.zig | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/bun.js/javascript.zig')

diff --git a/src/bun.js/javascript.zig b/src/bun.js/javascript.zig
index 24633eea7..80e5c43e1 100644
--- a/src/bun.js/javascript.zig
+++ b/src/bun.js/javascript.zig
@@ -313,6 +313,11 @@ pub export fn Bun__queueTaskConcurrently(global: *JSGlobalObject, task: *JSC.Cpp
 pub export fn Bun__handleRejectedPromise(global: *JSGlobalObject, promise: *JSC.JSPromise) void {
     const result = promise.result(global.vm());
     var jsc_vm = global.bunVM();
+
+    // this seems to happen in some cases when GC is running
+    if (result == .zero)
+        return;
+
     jsc_vm.onUnhandledError(global, result);
     jsc_vm.autoGarbageCollect();
 }
-- 
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