From e035f85bccdf6d26f8d13289c0d1bdb7d1f396b5 Mon Sep 17 00:00:00 2001
From: Roger Wang <roger@nwjs.io>
Date: Sun, 22 Oct 2023 17:46:28 -0600
Subject: [PATCH] Fix: abort on unaligned pointer in worker threads on Win

Fix nwjs/nw.js#8082
---
 src/node_contextify.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/node_contextify.cc b/src/node_contextify.cc
index 2f3956e7fa..9773ecc42d 100644
--- a/src/node_contextify.cc
+++ b/src/node_contextify.cc
@@ -260,7 +260,8 @@ BaseObjectPtr<ContextifyContext> ContextifyContext::New(
                               sandbox_obj);
   if (node_is_nwjs) {
     void* data = env->context()->GetAlignedPointerFromEmbedderData(2); //v8ContextPerContextDataIndex
-    v8_context->SetAlignedPointerInEmbedderData(2, data);
+    if (!((int)data & 1))
+      v8_context->SetAlignedPointerInEmbedderData(2, data);
     v8_context->SetAlignedPointerInEmbedderData(50, (void*)0x08110800);
   }