diff options
author | Morgan Deters <mdeters@gmail.com> | 2012-06-11 16:28:23 +0000 |
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committer | Morgan Deters <mdeters@gmail.com> | 2012-06-11 16:28:23 +0000 |
commit | 3378e253fcdb34c753407bb16d08929da06b3aaa (patch) | |
tree | db7c7118dd0d1594175b56866f845b42426ae0a7 /src/prop/minisat/minisat.cpp | |
parent | 42794501e81c44dce5c2f7687af288af030ef63e (diff) |
Merge from quantifiers2-trunkmerge branch.
Adds TheoryQuantifiers and TheoryRewriteRules, QuantifiersEngine, and other infrastructure.
Adds theory instantiators to many theories.
Adds the UF strong solver.
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 { |