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allow range comparison for bit-vectors and int/real

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This commit is contained in:
Nikolaj Bjorner 2022-03-10 17:08:49 -08:00
parent 1d224d1bcd
commit 081c62d006
2 changed files with 11 additions and 2 deletions
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4
src/ast/rewriter/seq_rewriter.cpp
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@ -3128,8 +3128,8 @@ void seq_rewriter::mk_antimirov_deriv_rec(expr* e, expr* r, expr* path, expr_ref
expr_ref range(m());
expr_ref psi(m().mk_false(), m());
if (str().is_unit_string(r1, c1) && str().is_unit_string(r2, c2)) {
SASSERT(u().is_char(c1));
SASSERT(u().is_char(c2));
// SASSERT(u().is_char(c1));
// SASSERT(u().is_char(c2));
// case: c1 <= e <= c2
range = simplify_path(e, m().mk_and(u().mk_le(c1, e), u().mk_le(e, c2)));
psi = simplify_path(e, m().mk_and(path, range));