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expose extension conflict resolution as plugin to sat solver

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-02-05 10:08:57 -08:00
parent 5f70e4823d
commit 15283e4e7c
9 changed files with 223 additions and 307 deletions
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1
src/sat/sat_extension.h
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@ -37,6 +37,7 @@ namespace sat {
virtual void get_antecedents(literal l, ext_justification_idx idx, literal_vector & r) = 0;
virtual void asserted(literal l) = 0;
virtual check_result check() = 0;
virtual bool resolve_conflict() { return false; } // stores result in sat::solver::m_lemma
virtual void push() = 0;
virtual void pop(unsigned n) = 0;
virtual void simplify() = 0;