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fix #1571

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-04-12 15:59:06 +08:00
parent f77cfc1487
commit 28fbcd7687
1 changed files with 11 additions and 2 deletions
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13
src/smt/theory_pb.cpp
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@ -446,7 +446,16 @@ namespace smt {
expr* arg = atom->get_arg(i);
literal l = compile_arg(arg);
numeral c = m_util.get_coeff(atom, i);
args.push_back(std::make_pair(l, c));
switch (ctx.get_assignment(l)) {
case l_true:
k -= c;
break;
case l_false:
break;
default:
args.push_back(std::make_pair(l, c));
break;
}
}
if (m_util.is_at_most_k(atom) || m_util.is_le(atom)) {
// turn W <= k into -W >= -k
@ -458,7 +467,7 @@ namespace smt {
else {
SASSERT(m_util.is_at_least_k(atom) || m_util.is_ge(atom) || m_util.is_eq(atom));
}
TRACE("pb", display(tout, *c););
TRACE("pb", display(tout, *c, true););
//app_ref fml1(m), fml2(m);
//fml1 = c->to_expr(ctx, m);
c->unique();