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re-enable feature that lets Z3 solver mixed integer/real constraints with additional information tha texpressions with sort real can only take integer values. Fixes regression on epsilon.smt2

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-01-12 12:42:18 -08:00
parent e2d54940b4
commit 9a6fe93e6c
3 changed files with 12 additions and 12 deletions
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src/smt/theory_arith.h
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@ -547,6 +547,7 @@ namespace smt {
ptr_vector<expr> m_todo;
bool is_int_expr(expr* e);
bool is_int(theory_var v) const { return m_data[v].m_is_int; }
bool is_int_src(theory_var v) const { return m_util.is_int(var2expr(v)); }
bool is_real(theory_var v) const { return !is_int(v); }
bool get_implied_old_value(theory_var v, inf_numeral & r) const;
inf_numeral const & get_implied_value(theory_var v) const;