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Jun 27, 2022
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Clean build-script by adding subcommands #458

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2 changes: 1 addition & 1 deletion CONTRIBUTING.md
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Expand Up @@ -21,7 +21,7 @@ To build the `main` branch of SwiftSyntax, follow the following instructions:
```

4. To make sure everything is set up correctly, check the return statement of `xcrun --find swift`. It should point inside the latest installed trunk development toolchain. If it points inside an Xcode toolchain, check that you exported the `TOOLCHAINS` environment variable correctly. If it points inside a version-specific toolchain (like Swift 5.0-dev), you'll need to remove that toolchain.
5. Run `swift-syntax/build-script.py --toolchain /path/to/recent/swift/development/snapshot.xctoolchain/usr`.
5. Run `swift-syntax/build-script.py build --toolchain /path/to/recent/swift/development/snapshot.xctoolchain/usr`.
If despite following those instructions, you get compiler errors, the Swift toolchain might be too old to contain recent changes in Swift's SwiftSyntaxParser C library. In that case, you'll have to build the compiler and SwiftSyntax together with the following command:

```bash
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