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try th_lemma, update documentation of api functions for creating strings

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-12-01 09:21:02 -08:00
parent 3b4f976118
commit c6a5aa0cc4
3 changed files with 15 additions and 13 deletions
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14
src/smt/theory_user_propagator.cpp
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@ -146,20 +146,10 @@ void theory_user_propagator::propagate() {
lit.neg();
for (auto const& [a,b] : m_eqs)
m_lits.push_back(~mk_eq(a->get_expr(), b->get_expr(), false));
literal lit;
if (has_quantifiers(prop.m_conseq)) {
expr_ref fn(m.mk_fresh_const("user-conseq", m.mk_bool_sort()), m);
expr_ref eq(m.mk_eq(fn, prop.m_conseq), m);
ctx.assert_expr(eq);
ctx.internalize_assertions();
lit = mk_literal(fn);
}
else {
lit = mk_literal(prop.m_conseq);
}
literal lit = mk_literal(prop.m_conseq);
ctx.mark_as_relevant(lit);
m_lits.push_back(lit);
ctx.mk_th_axiom(get_id(), m_lits);
ctx.mk_th_lemma(get_id(), m_lits);
TRACE("user_propagate", ctx.display(tout););
}
++m_stats.m_num_propagations;