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Use host symlink for custom rustup toolchain #1580

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Feb 3, 2023
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Use host symlink for custom rustup toolchain #1580

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10 changes: 2 additions & 8 deletions src/building/how-to-build-and-run.md
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Expand Up @@ -122,16 +122,10 @@ you will likely need to build at some point; for example, if you want
to run the entire test suite).

```bash
rustup toolchain link stage1 build/<host-triple>/stage1
rustup toolchain link stage2 build/<host-triple>/stage2
rustup toolchain link stage1 build/host/stage1
rustup toolchain link stage2 build/host/stage2
```

The `<host-triple>` would typically be one of the following:

- Linux: `x86_64-unknown-linux-gnu`
- Mac: `x86_64-apple-darwin` or `aarch64-apple-darwin`
- Windows: `x86_64-pc-windows-msvc`

Now you can run the `rustc` you built with. If you run with `-vV`, you
should see a version number ending in `-dev`, indicating a build from
your local environment:
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