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Bug fixes

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This commit is contained in:
CEisenhofer 2026-04-02 10:26:36 +02:00
parent 4c463ad813
commit 1e567a4a26
2 changed files with 24 additions and 19 deletions
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11
src/smt/seq/seq_nielsen.h
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@ -646,17 +646,16 @@ namespace seq {
}
void set_conflict(const backtrack_reason r, const dep_tracker confl) {
SASSERT(m_reason == backtrack_reason::unevaluated);
SASSERT(!m_conflict_internal);
SASSERT(m_conflict_external_literal == sat::null_literal);
if (m_conflict_internal != nullptr)
return;
// We prefer internal conflicts (we need it as a justification for general conflicts)
m_reason = r;
m_conflict_internal = confl;
}
void set_external_conflict(sat::literal lit) {
SASSERT(m_reason == backtrack_reason::unevaluated);
SASSERT(!m_conflict_internal);
SASSERT(m_conflict_external_literal == sat::null_literal);
if (m_reason != backtrack_reason::unevaluated)
return;
m_reason = backtrack_reason::external;
m_conflict_external_literal = ~lit;
}