lean4-htt/src/stdlib_flags.h
Joachim Breitner b2ed6ac939
refactor: WF: add eq_def theorem for ._unary (#8063)
This PR adds an `foo._unary.eq_def` theorem, so that unfolding
`foo._unary` works as expected. This will help with #8019.
2025-04-24 09:59:08 +00:00

30 lines
1.3 KiB
C++

#include "util/options.h"
// please update
namespace lean {
options get_default_options() {
options opts;
// see https://lean-lang.org/lean4/doc/dev/bootstrap.html#further-bootstrapping-complications
#if LEAN_IS_STAGE0 == 1
// set to true to generally avoid bootstrapping issues limited to proofs
opts = opts.update({"debug", "proofAsSorry"}, false);
// set to true to generally avoid bootstrapping issues in `omega` and `grind`
opts = opts.update({"debug", "terminalTacticsAsSorry"}, false);
// switch to `true` for ABI-breaking changes affecting meta code;
// see also next option!
opts = opts.update({"interpreter", "prefer_native"}, false);
// switch to `false` when enabling `prefer_native` should also affect use
// of built-in parsers in quotations; this is usually the case, but setting
// both to `true` may be necessary for handling non-builtin parsers with
// builtin elaborators
opts = opts.update({"internal", "parseQuotWithCurrentStage"}, true);
// changes to builtin parsers may also require toggling the following option if macros/syntax
// with custom precheck hooks were affected
opts = opts.update({"quotPrecheck"}, true);
opts = opts.update({"pp", "rawOnError"}, true);
#endif
return opts;
}
}