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Cleanup regex info and some fixes in Derivative code (#5709)

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* removed unused regex info fields

* cleanup of info and fixes in antimirov derivatives

* removed extra qualification on operator
This commit is contained in:
Margus Veanes 2021-12-15 10:59:34 -08:00 • committed by GitHub
parent 3b58f548f7
commit 2be93870c8
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4 changed files with 132 additions and 143 deletions
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7
src/ast/rewriter/seq_rewriter.h
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@ -214,14 +214,15 @@ class seq_rewriter {
expr_ref mk_in_antimirov_rec(expr* s, expr* d);
expr_ref mk_in_antimirov(expr* s, expr* d);
expr_ref mk_antimirov_deriv_intersection(expr* d1, expr* d2, expr* path);
expr_ref mk_antimirov_deriv_intersection(expr* elem, expr* d1, expr* d2, expr* path);
expr_ref mk_antimirov_deriv_concat(expr* d, expr* r);
expr_ref mk_antimirov_deriv_negate(expr* d);
expr_ref mk_antimirov_deriv_negate(expr* elem, expr* d);
expr_ref mk_antimirov_deriv_union(expr* d1, expr* d2);
expr_ref mk_antimirov_deriv_restrict(expr* elem, expr* d1, expr* cond);
expr_ref mk_regex_reverse(expr* r);
expr_ref mk_regex_concat(expr* r1, expr* r2);
expr_ref simplify_path(expr* path);
expr_ref simplify_path(expr* elem, expr* path);
bool lt_char(expr* ch1, expr* ch2);
bool eq_char(expr* ch1, expr* ch2);