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delay dereferencing justification

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-05-22 17:03:35 -07:00
parent dfeb4b5235
commit 87ae679db6
1 changed files with 1 additions and 1 deletions
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2
src/sat/sat_solver.cpp
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@ -2761,7 +2761,7 @@ namespace sat {
while (!m_lemma_min_stack.empty()) { while (!m_lemma_min_stack.empty()) {
bool_var var = m_lemma_min_stack.back(); bool_var var = m_lemma_min_stack.back();
m_lemma_min_stack.pop_back(); m_lemma_min_stack.pop_back();
justification js = m_justification[var]; justification const& js = m_justification[var];
switch(js.get_kind()) { switch(js.get_kind()) {
case justification::NONE: case justification::NONE:
// it is a decision variable from a previous scope level // it is a decision variable from a previous scope level