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fix build, add seq features

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-12-13 16:02:17 -08:00
parent 3c50508762
commit 72883df134
10 changed files with 404 additions and 174 deletions
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11
src/smt/theory_seq_empty.h
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@ -64,9 +64,14 @@ namespace smt {
}
virtual expr* get_some_value(sort* s) {
if (u.is_string(s))
return u.str.mk_string(symbol(""));
NOT_IMPLEMENTED_YET();
if (u.is_seq(s)) {
return u.str.mk_empty(s);
}
sort* seq = 0;
if (u.is_re(s, seq)) {
return u.re.mk_to_re(u.str.mk_empty(seq));
}
UNREACHABLE();
return 0;
}
virtual bool get_some_values(sort* s, expr_ref& v1, expr_ref& v2) {