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additional simplifications to seq

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This commit is contained in:
Nikolaj Bjorner 2025-03-16 20:05:51 -07:00
parent c1719e9ffa
commit 99ec42c0d7
2 changed files with 72 additions and 7 deletions
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4
src/ast/rewriter/seq_rewriter.h
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@ -322,9 +322,11 @@ class seq_rewriter {
bool reduce_non_overlap(expr_ref_vector& ls, expr_ref_vector& rs, expr_ref_pair_vector& eqs);
bool reduce_subsequence(expr_ref_vector& ls, expr_ref_vector& rs, expr_ref_pair_vector& eqs);
bool reduce_by_length(expr_ref_vector& ls, expr_ref_vector& rs, expr_ref_pair_vector& eqs);
bool reduce_extract(expr* l, expr* r, expr_ref_vector& res);
bool has_var(expr_ref_vector const& es);
bool reduce_itos(expr_ref_vector& ls, expr_ref_vector& rs, expr_ref_pair_vector& eqs);
bool reduce_eq_empty(expr* l, expr* r, expr_ref& result);
bool reduce_eq_empty(expr* l, expr* r, expr_ref& result);
bool reduce_arith_eq(expr* l, expr* r, expr_ref_vector& constraints);
std::pair<bool, unsigned> min_length(expr_ref_vector const& es);
std::pair<bool, unsigned> min_length(expr* e);
std::pair<bool, unsigned> min_length(unsigned sz, expr* const* es);