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fast path for antecedent extraction in smt_context

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2016-07-28 16:49:19 -07:00
parent ceb3f0c869
commit 8221a09659
11 changed files with 237 additions and 0 deletions
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4
src/solver/solver.cpp
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@ -48,6 +48,10 @@ struct scoped_assumption_push {
};
lbool solver::get_consequences(expr_ref_vector const& asms, expr_ref_vector const& vars, expr_ref_vector& consequences) {
return get_consequences_core(asms, vars, consequences);
}
lbool solver::get_consequences_core(expr_ref_vector const& asms, expr_ref_vector const& vars, expr_ref_vector& consequences) {
ast_manager& m = asms.get_manager();
lbool is_sat = check_sat(asms);
if (is_sat != l_true) {