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fix non-termination bug with retained clauses

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2017-10-25 15:40:11 -07:00
parent 32711790e8
commit ac0202630e
6 changed files with 36 additions and 77 deletions
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src/sat/sat_watched.h
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@ -88,7 +88,7 @@ namespace sat {
bool is_binary_unblocked_clause() const { return m_val2 == 0; }
bool is_binary_learned_clause() const { return is_binary_clause() && is_learned(); }
bool is_binary_non_learned_clause2() const { return is_binary_clause() && !is_learned(); }
bool is_binary_non_learned_clause() const { return is_binary_clause() && !is_learned(); }
void mark_not_learned() { SASSERT(is_learned()); m_val2 = static_cast<unsigned>(BINARY); SASSERT(!is_learned()); }
void set_blocked() { SASSERT(is_binary_clause()); SASSERT(!is_learned()); m_val2 |= (1 << 3); }