Fascinating rust compiler deep-dive on the steps necessary to implement incremental compilation:
miniblog.
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I've finally added an incremental search option to deadgrep! https://github.com/Wilfred/deadgrep/blob/master/CHANGELOG.md#v012
I also learnt that incremental tools don't do anything clever with the minibuffer: they just call read-char in a loop.
An incredible 2,200 commit series that organises headers in the Linux kernel and cuts incremental build times in half: https://lwn.net/ml/linux-kernel/YdIfz+LMewetSaEB@gmail.com/
Zig is adding a self-hosting compiler that can do incremental compilation by patching the final binary from a previous compile! https://kristoff.it/blog/zig-new-relationship-llvm/