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debug cross_nested form with new expressions

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-09-30 17:27:05 -07:00
parent 316a0470b1
commit a8dd908fa0
4 changed files with 38 additions and 33 deletions
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5
src/math/lp/nex_creator.cpp
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@ -22,7 +22,7 @@
namespace nla {
nex * nex_creator::mk_div(const nex* a, lpvar j) {
SASSERT(is_simplified(a));
TRACE("nla_cn_details", tout << "a=" << *a << ", v" << j << "\n";);
TRACE("nla_cn_details", tout << "a=" << *a << ", " << ch(j) << "\n";);
SASSERT((a->is_mul() && a->contains(j)) || (a->is_var() && to_var(a)->var() == j));
if (a->is_var())
return mk_scalar(rational(1));
@ -391,8 +391,7 @@ nex* nex_creator::create_child_from_nex_and_coeff(nex *e,
return mk_mul(mk_scalar(coeff), e);
}
case expr_type::SCALAR: {
UNREACHABLE();
return nullptr;
return mk_scalar(coeff);
}
case expr_type::MUL: {
nex_mul * em = to_mul(e);