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remember inconsistent states when cloning

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-01-15 08:34:55 -08:00
parent 65bd427e46
commit 161c83795f
1 changed files with 5 additions and 0 deletions
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5
src/sat/sat_solver.cpp
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@ -120,6 +120,11 @@ namespace sat {
m_qhead = 0; m_qhead = 0;
m_trail.reset(); m_trail.reset();
m_scopes.reset(); m_scopes.reset();
if (src.inconsistent()) {
set_conflict(justification());
return;
}
// create new vars // create new vars
for (bool_var v = num_vars(); v < src.num_vars(); v++) { for (bool_var v = num_vars(); v < src.num_vars(); v++) {