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Bugfix and new examples for implicit assumptions in Z3_solver_assert_and_track. Thanks to Amir Ebrahimi for reporting this issue!

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(See http://stackoverflow.com/questions/28558683/modeling-constraints-in-z3-and-unsat-core-cases)

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger 2015-02-18 16:25:27 +00:00
parent d3fb5f2a4c
commit 9b137d54d3
5 changed files with 111 additions and 3 deletions
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3
src/solver/solver_na2as.h
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@ -41,6 +41,9 @@ public:
virtual void push();
virtual void pop(unsigned n);
virtual unsigned get_scope_level() const;
virtual unsigned get_num_assumptions() const { return m_assumptions.size(); }
virtual expr * get_assumption(unsigned idx) const { return m_assumptions[idx]; }
protected:
virtual lbool check_sat_core(unsigned num_assumptions, expr * const * assumptions) = 0;
virtual void push_core() = 0;