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remove case with hi = 0

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-05-18 19:11:35 -07:00
parent f8d328b1fb
commit 9d6c870e97
1 changed files with 0 additions and 3 deletions
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3
src/ast/rewriter/seq_rewriter.cpp
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@ -2024,9 +2024,6 @@ expr_ref seq_rewriter::is_nullable(expr* r) {
if (lo == 0) { if (lo == 0) {
return expr_ref(m().mk_true(), m()); return expr_ref(m().mk_true(), m());
} }
else if (hi == 0) {
return expr_ref(m().mk_false(), m());
}
else { else {
return is_nullable(r1); return is_nullable(r1);
} }