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use constraint_id type within viable

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-12-28 18:00:11 -08:00
parent 91b9d78cd3
commit 15f36f95a4
4 changed files with 16 additions and 14 deletions
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12
src/sat/smt/polysat/viable.cpp
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@ -68,7 +68,7 @@ namespace polysat {
}
};
viable::entry* viable::alloc_entry(pvar var, unsigned constraint_index) {
viable::entry* viable::alloc_entry(pvar var, constraint_id constraint_index) {
entry* e = nullptr;
if (m_alloc.empty())
e = alloc(entry);
@ -532,12 +532,12 @@ namespace polysat {
uint_set seen;
for (auto e : m_explain) {
auto index = e->constraint_index;
if (seen.contains(index))
if (seen.contains(index.id))
continue;
if (m_var != e->var)
result.push_back(offset_claim(m_var, {e->var, 0}));
seen.insert(index);
auto const& [sc, d, value] = c.m_constraint_index[index];
seen.insert(index.id);
auto const& [sc, d, value] = c.m_constraint_index[index.id];
result.push_back(d);
result.append(c.explain_eval(sc));
}
@ -548,11 +548,11 @@ namespace polysat {
/*
* Register constraint at index 'idx' as unitary in v.
*/
bool viable::add_unitary(pvar v, unsigned idx) {
bool viable::add_unitary(pvar v, constraint_id idx) {
if (c.is_assigned(v))
return true;
auto [sc, d, value] = c.m_constraint_index[idx];
auto [sc, d, value] = c.m_constraint_index[idx.id];
SASSERT(value != l_undef);
if (value == l_false)
sc = ~sc;