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Diffstat (limited to 'src/prop/minisat/minisat.cpp')
-rw-r--r-- | src/prop/minisat/minisat.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/prop/minisat/minisat.cpp b/src/prop/minisat/minisat.cpp index 6b02153c7..6fa698bd0 100644 --- a/src/prop/minisat/minisat.cpp +++ b/src/prop/minisat/minisat.cpp @@ -178,6 +178,22 @@ bool MinisatSatSolver::properExplanation(SatLiteral lit, SatLiteral expl) const return true; } +void MinisatSatSolver::requirePhase(SatLiteral lit) { + Assert(!d_minisat->rnd_pol); + Debug("minisat") << "requirePhase(" << lit << ")" << " " << lit.getSatVariable() << " " << lit.isNegated() << std::endl; + SatVariable v = lit.getSatVariable(); + d_minisat->freezePolarity(v, lit.isNegated()); +} + +bool MinisatSatSolver::flipDecision() { + Debug("minisat") << "flipDecision()" << std::endl; + return d_minisat->flipDecision(); +} + +bool MinisatSatSolver::isDecision(SatVariable decn) const { + return d_minisat->isDecision( decn ); +} + /** Incremental interface */ unsigned MinisatSatSolver::getAssertionLevel() const { |