{
  "$type": "site.standard.document",
  "bskyPostRef": {
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  "path": "/t/why-is-rustc-bootstrap-so-actively-discouraged/24123#post_9",
  "publishedAt": "2026-04-01T15:33:10.000Z",
  "site": "https://internals.rust-lang.org",
  "textContent": "yeah, (a bit off topic but a good example of the issues involved) that's an almost impossible tradeoff, every choice is bad:\n\n  * have poor support of in IDE testing for a major IDE where it is generally expected -> poor DevEx for the language\n  * make (undocumented) use of RUSTC_BOOTSTRAP and have users annoyed about why their machine keeps completely rebuilding the project before and after every test run -> poor DevEx for the language\n  * clearly document the use of RUSTC_BOOTSTRAP, propagate acceptance and ... see above points made by Ralf -> poor DevEx for the language\n\n",
  "title": "Why is `RUSTC_BOOTSTRAP` so actively discouraged?"
}