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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-07-03 11:31:23 -07:00
parent ff717a9db1
commit e19a7f71aa
3 changed files with 100 additions and 4 deletions
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3
src/math/interval/mod_interval_def.h
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@ -123,7 +123,6 @@ Numeral mod_interval<Numeral>::closest_value(Numeral const& n) const {
// TBD: correctness and completeness for wrap-around semantics needs to be checked/fixed
template<typename Numeral>
mod_interval<Numeral>& mod_interval<Numeral>::intersect_uge(Numeral const& l) {
if (is_empty())
@ -153,7 +152,7 @@ mod_interval<Numeral>& mod_interval<Numeral>::intersect_ugt(Numeral const& l) {
set_empty();
else if (lo < hi)
lo = l + 1;
else if (hi < lo && hi <= l + 1 && l <= lo - 1)
else if (hi < lo && hi <= l + 1 && l < lo)
hi = 0;
else if (hi < lo && lo <= l)
hi = 0, lo = l + 1;