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fix sign bug in internalization of literals

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This commit is contained in:
Nikolaj Bjorner 2020-12-14 17:33:14 -08:00
parent 0ef8ebe89f
commit 692bed7991
5 changed files with 30 additions and 17 deletions
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src/sat/smt/sat_th.h
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@ -177,8 +177,8 @@ namespace euf {
enode* var2enode(theory_var v) const { return m_var2enode[v]; }
expr* var2expr(theory_var v) const { return var2enode(v)->get_expr(); }
expr* bool_var2expr(sat::bool_var v) const;
expr_ref literal2expr(sat::literal lit) const;
enode* bool_var2enode(sat::bool_var v) const { expr* e = bool_var2expr(v); return e ? expr2enode(e) : nullptr; }
expr_ref literal2expr(sat::literal lit) const { expr* e = bool_var2expr(lit.var()); return lit.sign() ? expr_ref(m.mk_not(e), m) : expr_ref(e, m); }
sat::literal mk_literal(expr* e) const;
theory_var get_th_var(enode* n) const { return n->get_th_var(get_id()); }
theory_var get_th_var(expr* e) const;