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Clarify that `check` uses a different stage than `build` (#999)

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Joshua Nelson 2021-01-01 15:59:23 -05:00 committed by GitHub
parent 8a8749228b
commit c74f970ae3
1 changed files with 5 additions and 1 deletions
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6
src/building/bootstrapping.md
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@ -62,6 +62,7 @@ the `stage1` compiler: `x.py build library/std`.
`x.py` tries to be helpful and pick the stage you most likely meant for each subcommand.
These defaults are as follows:
- `check`: `--stage 0`
- `doc`: `--stage 0`
- `build`: `--stage 1`
- `test`: `--stage 1`
@ -69,10 +70,13 @@ These defaults are as follows:
- `install`: `--stage 2`
- `bench`: `--stage 2`
You can always override the stage by passing `--stage N` explicitly.
You can always override the stage by passing `--stage N` explicitly, except for `check`,
which is [hard-coded to stage 0][stage1-check].
For more information about stages, [see below](#understanding-stages-of-bootstrap).
[stage1-check]: https://github.com/rust-lang/rust/issues/46955
## Complications of bootstrapping
Since the build system uses the current beta compiler to build the stage-1