How Go detects struct copies with sync.noCopy

If you have read the source code of the sync package, you may have noticed that several structs contain an unusual field of type noCopy, such as sync.Mutex, …
55 points by func25 70 days ago func25.dev 51 comments

Summary

Learn how Go’s sync package uses the noCopy field to prevent unintended struct copies, which can lead to performance issues and bugs. Understanding this can help you write more efficient and safer concurrent code.

Comments (51 of ) ⌛

Loading more comments... ⌛
Scroll down to load more comments
No comments available.
Type to search HN and engineering blog articles
Press Escape to close  |  ↑↓ to navigate  |  Enter to open