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some adjustments for stack use on large strings

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2020-01-12 22:08:24 -08:00
parent e8cfbb41d3
commit ab5905cf7f
4 changed files with 47 additions and 25 deletions
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4
src/smt/theory_seq.h
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@ -383,7 +383,7 @@ namespace smt {
symbol m_prefix, m_suffix, m_accept, m_reject;
symbol m_tail, m_seq_first, m_seq_last, m_indexof_left, m_indexof_right, m_aut_step;
symbol m_pre, m_post, m_eq, m_seq_align;
ptr_vector<expr> m_todo;
ptr_vector<expr> m_todo, m_concat;
unsigned m_internalize_depth;
expr_ref_vector m_ls, m_rs, m_lhs, m_rhs;
@ -432,7 +432,7 @@ namespace smt {
void init_model(expr_ref_vector const& es);
app* get_ite_value(expr* a);
void get_ite_concat(expr* e, ptr_vector<expr>& concats);
void get_ite_concat(ptr_vector<expr>& head, ptr_vector<expr>& tail);
void len_offset(expr* e, rational val);
void prop_arith_to_len_offset();