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add accessors for implied values to API

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-07-28 19:46:39 -07:00
parent 4628cb8e79
commit 59d8895d15
23 changed files with 347 additions and 2 deletions
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13
src/solver/solver.h
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@ -226,6 +226,19 @@ public:
virtual expr_ref_vector cube(expr_ref_vector& vars, unsigned backtrack_level) = 0;
/**
\brief retrieve fixed value assignment in current solver state, if it is implied.
*/
virtual expr_ref get_implied_value(expr* e) = 0;
/**
\brief retrieve upper/lower bound for arithmetic term, if it is implied.
*/
virtual expr_ref get_implied_lower_bound(expr* e) = 0;
virtual expr_ref get_implied_upper_bound(expr* e) = 0;
/**
\brief Display the content of this solver.
*/