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Perform clause simplification earlier

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This commit is contained in:
Jakob Rath 2022-12-22 13:07:38 +01:00
parent 44f0f88172
commit 5f2fd039ba
8 changed files with 57 additions and 45 deletions
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6
src/math/polysat/simplify_clause.cpp
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@ -94,7 +94,7 @@ namespace polysat {
sat::literal eq = sat::null_literal;
rational k;
for (sat::literal lit : cl) {
LOG_V("Examine " << lit_pp(s, lit));
LOG_V(10, "Examine " << lit_pp(s, lit));
lbool status = s.m_bvars.value(lit);
// skip premise literals
if (status == l_false)
@ -237,7 +237,7 @@ namespace polysat {
for (unsigned i = 0; i < cl.size(); ++i) {
subs_entry& entry = m_entries[i];
sat::literal lit = cl[i];
LOG("Literal " << lit_pp(s, lit));
LOG_V(10, "Literal " << lit_pp(s, lit));
signed_constraint c = s.lit2cnstr(lit);
prepare_subs_entry(entry, c);
}
@ -254,7 +254,7 @@ namespace polysat {
continue;
if (e.interval.currently_contains(f.interval)) {
// f subset of e ==> f.src subsumed by e.src
LOG("Removing " << s.lit2cnstr(cl[i]) << " because it subsumes " << s.lit2cnstr(cl[j]));
LOG("Removing " << cl[i] << ": " << s.lit2cnstr(cl[i]) << " because it subsumes " << cl[j] << ": " << s.lit2cnstr(cl[j]));
e.subsuming = true;
any_subsumed = true;
break;