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add definitions for under-specified cases of arithmetic operators #2663 #2676 #2679

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-11-06 18:24:22 +01:00
parent 6cf7d8e523
commit 1e0c1cefd6
13 changed files with 59 additions and 20 deletions
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src/model/model_evaluator.cpp
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@ -334,11 +334,10 @@ struct evaluator_cfg : public default_rewriter_cfg {
func_interp * fi = m_model.get_func_interp(f);
func_decl_ref f_ui(m);
if (!fi && m_au.is_considered_uninterpreted(f, num, args, f_ui)) {
if (f_ui) {
fi = m_model.get_func_interp(f);
fi = m_model.get_func_interp(f_ui);
}
if (!fi) {
result = m_au.mk_numeral(rational(0), f->get_range());