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fixes, fix #5034

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-02-18 16:47:33 -08:00
parent 180015a529
commit b2eb248bad
2 changed files with 95 additions and 80 deletions
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src/ast/rewriter/seq_rewriter.h
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@ -209,6 +209,9 @@ class seq_rewriter {
br_status mk_seq_unit(expr* e, expr_ref& result);
br_status mk_seq_concat(expr* a, expr* b, expr_ref& result);
br_status mk_seq_length(expr* a, expr_ref& result);
expr_ref mk_len(rational const& offset, expr_ref_vector const& xs);
bool extract_push_offset(expr_ref_vector const& as, expr* b, expr* c, expr_ref& result);
bool extract_push_length(expr_ref_vector& as, expr* b, expr* c, expr_ref& result);
br_status mk_seq_extract(expr* a, expr* b, expr* c, expr_ref& result);
br_status mk_seq_contains(expr* a, expr* b, expr_ref& result);
br_status mk_seq_at(expr* a, expr* b, expr_ref& result);