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fix scope accounting for dom simplifier

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-10-17 10:14:26 -07:00
parent 4e92caa553
commit 448cf8c31d
4 changed files with 26 additions and 7 deletions
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1
src/ast/expr_substitution.h
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@ -80,6 +80,7 @@ public:
m_trail_lim.resize(new_sz);
}
}
unsigned scope_level() const { return m_trail_lim.size(); }
bool empty() const { return m_subst.empty(); }
expr* find(expr * e) { proof* pr; expr* d = 0; if (find(e, d, pr)) return d; else return e; }
bool find(expr * s, expr * & def, proof * & def_pr) { return m_subst.find(s, def, def_pr); }