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fix #4478

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-05-31 11:16:11 -07:00
parent 31e75d1401
commit 7f7663a3b4
3 changed files with 26 additions and 3 deletions
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1
src/ast/rewriter/seq_rewriter.h
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@ -138,6 +138,7 @@ class seq_rewriter {
bool get_head_tail_reversed(expr* e, expr_ref& head, expr_ref& tail);
expr_ref re_and(expr* cond, expr* r);
expr_ref re_predicate(expr* cond, sort* seq_sort);
expr_ref mk_seq_concat(expr* a, expr* b);
br_status mk_seq_unit(expr* e, expr_ref& result);
br_status mk_seq_concat(expr* a, expr* b, expr_ref& result);