# Merge pull request \#25998 from ziglang/std.Io.Threaded-async-guarantee · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/2ea55d7153b9832e7f00c8a85ca4941ccde6b0d6)

Repository: [gitcafe/zig](https://git.cafe/gitcafe/zig)

Visibility: public

Requested revision: 2ea55d7153b9832e7f00c8a85ca4941ccde6b0d6

Requested commit: 2ea55d7153b9832e7f00c8a85ca4941ccde6b0d6

Commit: 2ea55d7153b9832e7f00c8a85ca4941ccde6b0d6

Tree: 0b667f096647520f2c0813030c7ff8b7868fcddd

Author: Andrew Kelley

Committer: GitHub

## Message

```
Merge pull request #25998 from ziglang/std.Io.Threaded-async-guarantee

std.Io: guarantee when async() returns, task is already completed or has been successfully assigned a unit of concurrency
```

## Parents

- [d828115dabf3b06711788dc2f424a1ef3cedd6a3](https://git.cafe/gitcafe/zig/commit/d828115dabf3b06711788dc2f424a1ef3cedd6a3?format=markdown)

- [7096e66ca9b7b1e4dc7d6d5d5bf1e6833f1be039](https://git.cafe/gitcafe/zig/commit/7096e66ca9b7b1e4dc7d6d5d5bf1e6833f1be039?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/2ea55d7153b9832e7f00c8a85ca4941ccde6b0d6?format=markdown)