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Add note that a subtree fix and stack limit increase is required

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flip1995 2020-05-19 15:18:16 +02:00
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7
CONTRIBUTING.md
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@ -209,6 +209,13 @@ You can then sync with the remote names from above, e.g.:
$ git subtree push -P src/tools/clippy clippy-local sync-from-rust
```
_Note:_ The first time running `git subtree push` a cache has to be built. This
involves going through the complete Clippy history once. For this you have to
increase the stack limit though, which you can do with `ulimit -s 60000`. For
this to work, you will need the fix of `git subtree` available
[here][gitgitgadget-pr].
[gitgitgadget-pr]: https://github.com/gitgitgadget/git/pull/493
[subtree]: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#external-dependencies-subtree
[`rust-lang/rust`]: https://github.com/rust-lang/rust