50435417ac
This PR removes an update-stage0-comment from `src/stdlib_flags.h`. Again. Sorry for that.
28 lines
1.3 KiB
C++
28 lines
1.3 KiB
C++
#include "util/options.h"
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namespace lean {
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options get_default_options() {
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options opts;
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// see https://github.com/leanprover/lean4/blob/master/doc/dev/bootstrap.md#further-bootstrapping-complications
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#if LEAN_IS_STAGE0 == 1
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// set to true to generally avoid bootstrapping issues limited to proofs
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opts = opts.update({"debug", "proofAsSorry"}, false);
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// set to true to generally avoid bootstrapping issues in `omega` and `grind`
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opts = opts.update({"debug", "terminalTacticsAsSorry"}, false);
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// switch to `true` for ABI-breaking changes affecting meta code;
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// see also next option!
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opts = opts.update({"interpreter", "prefer_native"}, false);
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// switch to `false` when enabling `prefer_native` should also affect use
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// of built-in parsers in quotations; this is usually the case, but setting
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// both to `true` may be necessary for handling non-builtin parsers with
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// builtin elaborators
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opts = opts.update({"internal", "parseQuotWithCurrentStage"}, true);
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// changes to builtin parsers may also require toggling the following option if macros/syntax
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// with custom precheck hooks were affected
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opts = opts.update({"quotPrecheck"}, true);
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opts = opts.update({"pp", "rawOnError"}, true);
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#endif
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return opts;
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}
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}
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