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update scoring approach

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-27 17:05:08 -08:00
parent 99f2d916d5
commit f009dfcc00
1 changed files with 3 additions and 3 deletions
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6
src/sat/sat_lookahead.cpp
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@ -1452,9 +1452,9 @@ namespace sat {
for (nary* n : m_nary[(~l).index()]) { for (nary* n : m_nary[(~l).index()]) {
if (sz-- == 0) break; if (sz-- == 0) break;
unsigned nonfixed = n->dec_size(); unsigned nonfixed = n->dec_size();
if (is_true(n->get_head())) continue; // if (is_true(n->get_head())) continue;
if (inconsistent()) continue; if (inconsistent()) continue;
if (nonfixed <= 1) { if (nonfixed <= 1 && !is_true(n->get_head())) {
bool found_conflict = true; bool found_conflict = true;
for (literal lit : *n) { for (literal lit : *n) {
if (!is_fixed(lit)) { if (!is_fixed(lit)) {
@ -1473,7 +1473,7 @@ namespace sat {
continue; continue;
} }
} }
else if (m_search_mode == lookahead_mode::lookahead1) { if (m_search_mode == lookahead_mode::lookahead1) {
SASSERT(nonfixed >= 2); SASSERT(nonfixed >= 2);
switch (m_config.m_reward_type) { switch (m_config.m_reward_type) {
case heule_schur_reward: { case heule_schur_reward: {