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initial pass at using derivatives in regex unfolding

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2020-05-23 11:52:53 -07:00
parent b7b8ed23fb
commit eb3f20832e
11 changed files with 694 additions and 228 deletions
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1
src/smt/params/smt_params_helper.pyg
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@ -96,6 +96,7 @@ def_module_params(module_name='smt',
('core.validate', BOOL, False, '[internal] validate unsat core produced by SMT context. This option is intended for debugging'),
('seq.split_w_len', BOOL, True, 'enable splitting guided by length constraints'),
('seq.validate', BOOL, False, 'enable self-validation of theory axioms created by seq theory'),
('seq.use_derivatives', BOOL, False, 'dev flag (not for users) enable derivative based unfolding of regex'),
('str.strong_arrangements', BOOL, True, 'assert equivalences instead of implications when generating string arrangement axioms'),
('str.aggressive_length_testing', BOOL, False, 'prioritize testing concrete length values over generating more options'),
('str.aggressive_value_testing', BOOL, False, 'prioritize testing concrete string constant values over generating more options'),