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shortcut negation

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This commit is contained in:
Nikolaj Bjorner 2022-01-31 11:58:02 -08:00
parent f3fc6a50f3
commit 7ddfc54250
2 changed files with 3 additions and 2 deletions
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3
src/sat/smt/atom2bool_var.cpp
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@ -19,6 +19,7 @@ Notes:
#include "util/ref_util.h"
#include "ast/ast_smt2_pp.h"
#include "ast/ast_util.h"
#include "tactic/goal.h"
#include "sat/smt/atom2bool_var.h"
@ -27,7 +28,7 @@ void atom2bool_var::mk_inv(expr_ref_vector & lit2expr) const {
sat::literal l(static_cast<sat::bool_var>(kv.m_value), false);
lit2expr.set(l.index(), kv.m_key);
l.neg();
lit2expr.set(l.index(), m().mk_not(kv.m_key));
lit2expr.set(l.index(), mk_not(m(), kv.m_key));
}
}

2
src/sat/tactic/sat2goal.cpp
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@ -218,7 +218,7 @@ struct sat2goal::imp {
}
sat::literal lit(l.var(), false);
m_lit2expr.set(lit.index(), aux);
m_lit2expr.set((~lit).index(), m.mk_not(aux));
m_lit2expr.set((~lit).index(), mk_not(m, aux));
}
return m_lit2expr.get(l.index());
}