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handle case where lower bound is above upper

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-09-20 09:54:18 -07:00
parent b506e45845
commit 4101652747
2 changed files with 5 additions and 4 deletions
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3
src/ast/seq_decl_plugin.cpp
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@ -747,9 +747,6 @@ func_decl * seq_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters,
if (num_parameters == 0 || num_parameters > 2 || !parameters[0].is_int() || (num_parameters == 2 && !parameters[1].is_int())) {
m.raise_exception("Expecting two numeral parameters to function re-loop");
}
if (num_parameters == 2 && parameters[0].get_int() > parameters[1].get_int()) {
m.raise_exception("Lower bound cannot be higher than upper bound in loop specfication");
}
return m.mk_func_decl(m_sigs[k]->m_name, arity, domain, rng, func_decl_info(m_family_id, k, num_parameters, parameters));
case 2:
if (m_re != domain[0] || !arith_util(m).is_int(domain[1])) {