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add debug information in user-propagate #5687

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-11-29 08:59:24 -08:00
parent 1e9e52a58f
commit c083aa82ee
5 changed files with 22 additions and 4 deletions
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5
src/ast/rewriter/seq_axioms.cpp
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@ -205,10 +205,12 @@ namespace seq {
drop_last_axiom(e, s);
return;
}
#if 1
if (is_extract_prefix(s, _i, _l)) {
extract_prefix_axiom(e, s, l);
return;
}
#endif
if (is_extract_suffix(s, _i, _l)) {
extract_suffix_axiom(e, s, i);
return;
@ -325,8 +327,7 @@ namespace seq {
0 <= l <= len(s) => len(e) = l
len(s) < l => e = s
*/
void axioms::extract_prefix_axiom(expr* e, expr* s, expr* l) {
void axioms::extract_prefix_axiom(expr* e, expr* s, expr* l) {
TRACE("seq", tout << "prefix " << mk_bounded_pp(e, m, 2) << " " << mk_bounded_pp(s, m, 2) << " " << mk_bounded_pp(l, m, 2) << "\n";);
expr_ref le = mk_len(e);
expr_ref ls = mk_len(s);