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move unused literals under if0

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-07-03 12:21:20 -07:00
parent 5987d9ae20
commit 5e768c9697
2 changed files with 9 additions and 4 deletions
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4
src/smt/smt_model_checker.cpp
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@ -338,6 +338,10 @@ namespace smt {
flet<bool> l(m_aux_context->get_fparams().m_array_fake_support, true);
lbool r = m_aux_context->check();
ptr_vector<expr> fmls;
m_aux_context->get_assertions(fmls);
for (auto * f : fmls) std::cout << mk_pp(f, m) << "\n";
TRACE("model_checker", tout << "[complete] model-checker result: " << to_sat_str(r) << "\n";);
if (r != l_true) {
return r == l_false; // quantifier is satisfied by m_curr_model

9
src/smt/theory_lra.cpp
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@ -1395,10 +1395,6 @@ public:
#endif
}
else {
literal div_ge_0 = mk_literal(a.mk_ge(div, zero));
literal div_le_0 = mk_literal(a.mk_le(div, zero));
literal p_ge_0 = mk_literal(a.mk_ge(p, zero));
literal p_le_0 = mk_literal(a.mk_le(p, zero));
// q >= 0 or p = (p mod q) + q * (p div q)
// q <= 0 or p = (p mod q) + q * (p div q)
@ -1417,6 +1413,11 @@ public:
mk_axiom(q_ge_0, ~mk_literal(a.mk_ge(a.mk_add(mod, q), zero)));
#if 0
// seem expensive
literal div_ge_0 = mk_literal(a.mk_ge(div, zero));
literal div_le_0 = mk_literal(a.mk_le(div, zero));
literal p_ge_0 = mk_literal(a.mk_ge(p, zero));
literal p_le_0 = mk_literal(a.mk_le(p, zero));
mk_axiom(q_le_0, ~p_ge_0, div_ge_0);
mk_axiom(q_le_0, ~p_le_0, div_le_0);
mk_axiom(q_ge_0, ~p_ge_0, div_le_0);