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adding user-propagator ability

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-08-17 22:39:55 -07:00
parent c13e3ce693
commit 152c95f72a
15 changed files with 305 additions and 21 deletions
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12
src/smt/theory_seq.cpp
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@ -2785,18 +2785,6 @@ literal theory_seq::mk_simplified_literal(expr * _e) {
return mk_literal(e);
}
literal theory_seq::mk_literal(expr* _e) {
expr_ref e(_e, m);
bool is_not = m.is_not(_e, _e);
if (!ctx.e_internalized(_e)) {
ctx.internalize(_e, is_quantifier(_e));
}
literal lit = ctx.get_literal(_e);
ctx.mark_as_relevant(lit);
if (is_not) lit.neg();
return lit;
}
literal theory_seq::mk_seq_eq(expr* a, expr* b) {
SASSERT(m_util.is_seq(a));
return mk_literal(m_sk.mk_eq(a, b));