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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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2
src/smt/theory_seq.h
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@ -239,6 +239,7 @@ namespace smt {
unsigned m_solve_nqs;
unsigned m_solve_eqs;
unsigned m_add_axiom;
unsigned m_extensionality;
};
ast_manager& m;
dependency_manager m_dm;
@ -312,6 +313,7 @@ namespace smt {
bool check_length_coherence(expr* e);
bool propagate_length_coherence(expr* e);
bool check_extensionality();
bool solve_eqs(unsigned start);
bool solve_eq(expr_ref_vector const& l, expr_ref_vector const& r, dependency* dep);
bool simplify_eq(expr_ref_vector& l, expr_ref_vector& r, dependency* dep);