Comment by WalterGR
6 hours ago
There’s an interesting comment thread (including potential downsides) about this technique in the submission for “How to speed up the Rust compiler in September 2026” from a couple days ago: https://news.ycombinator.com/item?id=49923594
The commenter there is the OP, for what it's worth
Additional information about potential downsides and prior art (including links to the previous time that this was attempted, in a slightly different form): https://github.com/PowderworksCode/headstart/blob/main/docs/...