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fix axioms for extract, add extensionality checking for shared variables, convert exceptions to unknown status per #419

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-01-18 11:09:41 +05:30
parent 88362a1c3a
commit 85d44c5d66
17 changed files with 110 additions and 13 deletions
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11
src/sat/sat_solver/inc_sat_solver.cpp
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@ -60,6 +60,8 @@ class inc_sat_solver : public solver {
model_converter_ref m_mc2;
expr_dependency_ref m_dep_core;
svector<double> m_weights;
std::string m_unknown;
typedef obj_map<expr, sat::literal> dep2asm_t;
public:
@ -73,7 +75,8 @@ public:
m_map(m),
m_bb_rewriter(m, p),
m_num_scopes(0),
m_dep_core(m) {
m_dep_core(m),
m_unknown("no reason given") {
m_params.set_bool("elim_vars", false);
m_solver.updt_params(m_params);
params_ref simp2_p = p;
@ -243,8 +246,12 @@ public:
UNREACHABLE();
return 0;
}
virtual std::string reason_unknown() const {
return "no reason given";
return m_unknown;
}
virtual void set_reason_unknown(char const* msg) {
m_unknown = msg;
}
virtual void get_labels(svector<symbol> & r) {
}