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fix for #5153

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This commit is contained in:
Nikolaj Bjorner 2021-04-06 12:27:26 -07:00
parent a832ada3d1
commit e5e663e874
2 changed files with 4 additions and 14 deletions
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14
src/sat/smt/arith_axioms.cpp
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@ -415,15 +415,7 @@ namespace arith {
expr* n = m_idiv_terms[i];
expr* p = nullptr, * q = nullptr;
VERIFY(a.is_idiv(n, p, q));
euf::enode* np = ctx.get_enode(p);
euf::enode* nn = ctx.get_enode(n);
if (!np || !np->is_attached_to(get_id()))
continue;
if (!nn || !nn->is_attached_to(get_id()))
continue;
theory_var v1 = mk_evar(p);
if (!is_registered_var(v1))
continue;
theory_var v1 = internalize_def(p);
lp::impq r1 = get_ivalue(v1);
rational r2;
@ -442,9 +434,7 @@ namespace arith {
TRACE("arith", tout << "unbounded " << expr_ref(n, m) << "\n";);
continue;
}
theory_var v = mk_evar(n);
if (!is_registered_var(v))
continue;
theory_var v = internalize_def(n);
lp::impq val_v = get_ivalue(v);
if (val_v.y.is_zero() && val_v.x == div(r1.x, r2)) continue;

4
src/smt/theory_lra.cpp
View file

@ -1705,8 +1705,8 @@ public:
expr* n = m_idiv_terms[i];
expr* p = nullptr, *q = nullptr;
VERIFY(a.is_idiv(n, p, q));
theory_var v = mk_var(n);
theory_var v1 = mk_var(p);
theory_var v = internalize_def(to_app(n));
theory_var v1 = internalize_def(to_app(p));
if (!is_registered_var(v1))
continue;