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fix #2650, use datatype constructor producing smallest possible tree whenever possible

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-10-07 16:21:54 -07:00
parent b0bf2f1792
commit 02e71c7d23
5 changed files with 55 additions and 41 deletions
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2
src/nlsat/nlsat_evaluator.cpp
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@ -423,7 +423,7 @@ namespace nlsat {
scoped_anum_vector & roots = m_tmp_values;
roots.reset();
m_am.isolate_roots(polynomial_ref(a->p(), m_pm), undef_var_assignment(m_assignment, a->x()), roots);
TRACE("nlsat",
TRACE("nlsat_evaluator",
m_solver.display(tout << (neg?"!":""), *a); tout << "\n";
if (roots.empty()) {
tout << "No roots\n";