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reconnect saturation

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This commit is contained in:
Jakob Rath 2022-09-21 16:47:16 +02:00
parent 6abe0c9be8
commit 1020f38e1a
5 changed files with 30 additions and 11 deletions
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23
src/math/polysat/conflict.cpp
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@ -69,14 +69,34 @@ namespace polysat {
}
};
class conflict_resolver {
inf_saturate m_saturate;
public:
conflict_resolver(solver& s)
: m_saturate(s)
{}
bool try_resolve_value(pvar v, conflict& core) {
if (m_saturate.perform(v, core))
return true;
return false;
}
};
conflict::conflict(solver& s) : s(s) {
// TODO: m_log_conflicts is always false even if "polysat.log_conflicts=true" is given on the command line
if (true || s.get_config().m_log_conflicts)
m_logger = alloc(file_inference_logger, s);
else
m_logger = alloc(dummy_inference_logger);
m_resolver = alloc(conflict_resolver, s);
}
conflict::~conflict() {}
inference_logger& conflict::logger() {
return *m_logger;
}
@ -355,7 +375,8 @@ namespace polysat {
}
logger().log(inf_resolve_value(s, v));
// TODO: call conflict resolution plugins here; "return true" if successful
if (m_resolver->try_resolve_value(v, *this))
return true;
// No conflict resolution plugin succeeded => give up and bail out
set_bailout();