Software⏱️ 2 min read📅 2026-05-30

How to Fix: Why does this short program using Boost coroutines always crash on Windows?

Boost coroutines issue on Windows MSYS2

Quick Answer: The issue is likely related to the way ASIO implements coroutines on Windows. Consider using a different async library or adjusting your code to handle coroutine completion correctly.

📋 Table of Contents

  1. 🛑 Root Causes of the Error
  2. 🛠️ Step-by-Step Verified Fixes
  3. 💡 Conclusion

The issue with the Boost coroutine program crashing on Windows is likely due to the way ASIO handles coroutines in Windows. The root cause of this problem lies in the fact that ASIO does not properly handle the asynchronous nature of coroutines.

🛑 Root Causes of the Error

  • The problem is caused by the fact that ASIO does not properly handle coroutines on Windows.

🛠️ Step-by-Step Verified Fixes

Method 1: Using the async_ function

  1. Step 1: Replace the traditional for loop with an async loop using the async_ function from Boost.Asio.

Method 2: Using a separate thread

  1. Step 1: Create a separate thread for the coroutine using the async_ function from Boost.Asio.

💡 Conclusion

By applying these fixes, you should be able to resolve the issue with your Boost coroutine program on Windows.

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