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iterative deepening

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-10-18 17:14:10 -07:00
parent d22a0d04ed
commit 35eb6eccd1
6 changed files with 101 additions and 53 deletions
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9
src/smt/smt_theory.h
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@ -194,6 +194,15 @@ namespace smt {
return l_false;
}
/**
\brief This method is called from the smt_context when an unsat core is generated.
The theory may tell the solver to perform iterative deepening by invalidating
this unsat core and increasing some resource constraints.
*/
virtual bool should_research(expr_ref_vector & unsat_core) {
return false;
}
/**
\brief This method is invoked before the search starts.
*/