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fix blockers for pd-maxres

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-08-29 15:42:19 -07:00
parent e4ce6b6d74
commit dd01f6be46
1 changed files with 8 additions and 1 deletions
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9
src/sat/sat_solver.cpp
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@ -972,7 +972,14 @@ namespace sat {
}
// backjump to last consistent assumption:
unsigned j;
for (j = 0; j < i && value(lits[j]) == values[j]; ++j);
m_weight = 0;
m_blocker.reset();
for (j = 0; j < i && value(lits[j]) == values[j]; ++j) {
if (values[j] == l_false) {
m_weight += weights[j];
m_blocker.push_back(lits[j]);
}
}
SASSERT(value(lits[j]) != values[j]);
SASSERT(j <= i);
SASSERT(j == 0 || value(lits[j-1]) == values[j-1]);