ci: build with clang instead of gcc #320
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This is an outstanding improvement 🎉 |
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This allows a speed-up of all QEMU targets by using a statically built clang that runs with the native architecture of the runner rather than calling gcc through QEMU.
CI should finish in roughly 6 minutes compared to 24 minutes in master.
This PR is mostly used as a PoC for this trick and see wether it would see adoption, what are the limitations and how it could be improved.
Clang used in this PR is built & published in the following repo: https://github.com/mayeut/static-clang-images