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Add LLVM compatibility to CONTRIBUTING.md #131622

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10 changes: 10 additions & 0 deletions CONTRIBUTING.md
Original file line number Diff line number Diff line change
Expand Up @@ -40,3 +40,13 @@ refer to [this section][contributing-bug-reports] and [open an issue][issue temp
[internals]: https://internals.rust-lang.org
[rust-discord]: http://discord.gg/rust-lang
[rust-zulip]: https://rust-lang.zulipchat.com

## External LLVM Version Compatibility

To build `rustc`, it is important to know which versions of LLVM are supported. As of Rust 1.82, the following external LLVM versions are supported:

- **Minimum Supported Version**: LLVM 17
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This is still not the right version, we don't support LLVM 17 anymore. Where are you getting this information?

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image

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Link?

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Where is this?

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mybe

- **Maximum Supported Version**: LLVM 19

If you attempt to use LLVM versions outside this range, you may encounter compatibility issues when compiling `rustc`. Please ensure you are using a compatible version for your build.

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