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complement regular expressions when used in negated membership constraints #1224

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-08-28 01:40:15 -07:00
parent 974eaab01c
commit 0ebb917268
2 changed files with 2 additions and 4 deletions
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2
src/ast/ast.cpp
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@ -1726,8 +1726,6 @@ ast * ast_manager::register_node_core(ast * n) {
}
n->m_id = is_decl(n) ? m_decl_id_gen.mk() : m_expr_id_gen.mk();
static unsigned s_counter = 0;
TRACE("ast", tout << "Object " << n->m_id << " was created.\n";);
TRACE("mk_var_bug", tout << "mk_ast: " << n->m_id << "\n";);

4
src/math/automata/symbolic_automata.h
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@ -130,13 +130,13 @@ private:
else {
//true case
curr_bv.push_back(true);
ref_t new_pred_pos(m_ba.mk_and(curr_pred, constraints[i]), m);
ref_t new_pred_pos(m_ba.mk_and(curr_pred, constraints[i]), m);
generate_min_terms_rec(constraints, min_terms, i + 1, curr_bv, new_pred_pos);
curr_bv.pop_back();
//false case
curr_bv.push_back(false);
ref_t neg(m_ba.mk_not(constraints[i]), m);
ref_t neg(m_ba.mk_not(constraints[i]), m);
ref_t new_pred_neg(m_ba.mk_and(curr_pred, neg), m);
generate_min_terms_rec(constraints, min_terms, i + 1, curr_bv, new_pred_neg);
curr_bv.pop_back();