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fixes #186, remove ite-lifting from opt_context to detect weighted maxsat

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2015-08-06 11:52:59 +02:00
parent e59ec5fefd
commit f96c0b6963
8 changed files with 109 additions and 22 deletions
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src/opt/opt_context.h
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@ -244,6 +244,9 @@ namespace opt {
bool is_maxsat(expr* fml, expr_ref_vector& terms,
vector<rational>& weights, rational& offset, bool& neg,
symbol& id, unsigned& index);
void purify(app_ref& term);
app* purify(filter_model_converter_ref& fm, expr* e);
bool is_mul_const(expr* e);
expr* mk_maximize(unsigned index, app* t);
expr* mk_minimize(unsigned index, app* t);
expr* mk_maxsat(unsigned index, unsigned num_fmls, expr* const* fmls);