Rollup merge of #52853 - RalfJung:bootstrap-help, r=alexcrichton
Improve bootstrap help on stages Cc @eddyb
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6767886238
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@ -121,7 +121,10 @@ To learn more about a subcommand, run `./x.py <subcommand> -h`"
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opts.optmulti("", "exclude", "build paths to exclude", "PATH");
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opts.optopt("", "on-fail", "command to run on failure", "CMD");
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opts.optflag("", "dry-run", "dry run; don't build anything");
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opts.optopt("", "stage", "stage to build", "N");
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opts.optopt("", "stage",
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"stage to build (indicates compiler to use/test, e.g. stage 0 uses the \
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bootstrap compiler, stage 1 the stage 0 rustc artifacts, etc.)",
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"N");
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opts.optmulti("", "keep-stage", "stage(s) to keep without recompiling", "N");
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opts.optopt("", "src", "path to the root of the rust checkout", "DIR");
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opts.optopt("j", "jobs", "number of jobs to run in parallel", "JOBS");
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@ -258,7 +261,7 @@ Arguments:
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./x.py build --stage 1 src/libtest
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This will first build everything once (like --stage 0 without further
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This will first build everything once (like `--stage 0` without further
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arguments would), and then use the compiler built in stage 0 to build
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src/libtest and its dependencies.
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Once this is done, build/$ARCH/stage1 contains a usable compiler.",
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@ -290,10 +293,14 @@ Arguments:
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./x.py test src/test/run-pass
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./x.py test src/libstd --test-args hash_map
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./x.py test src/libstd --stage 0
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./x.py test src/libstd --stage 0 --no-doc
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./x.py test src/test/ui --bless
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./x.py test src/test/ui --compare-mode nll
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Note that `test src/test/* --stage N` does NOT depend on `build src/rustc --stage N`;
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just like `build src/libstd --stage N` it tests the compiler produced by the previous
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stage.
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If no arguments are passed then the complete artifacts for that stage are
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compiled and tested.
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