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updated sat_smt

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-08-29 19:21:39 -07:00
parent e9a4e486ae
commit 86310a1a27
15 changed files with 389 additions and 437 deletions
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1
src/smt/seq_regex.cpp
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@ -490,6 +490,7 @@ namespace smt {
expr_ref is_nullable = is_nullable_wrapper(r);
if (m.is_true(is_nullable))
return;
literal null_lit = th.mk_literal(is_nullable);
expr_ref hd = mk_first(r, n);
expr_ref d(m);