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try th_lemma, update documentation of api functions for creating strings

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-12-01 09:21:02 -08:00
parent 3b4f976118
commit c6a5aa0cc4
3 changed files with 15 additions and 13 deletions
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7
src/smt/smt_theory.cpp
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@ -150,6 +150,13 @@ namespace smt {
literal theory::mk_literal(expr* _e) {
expr_ref e(_e, m);
if (has_quantifiers(e)) {
expr_ref fn(m.mk_fresh_const("aux-literal", m.mk_bool_sort()), m);
expr_ref eq(m.mk_eq(fn, e), m);
ctx.assert_expr(eq);
ctx.internalize_assertions();
return mk_literal(fn);
}
bool is_not = m.is_not(_e, _e);
if (!ctx.e_internalized(_e)) {
ctx.internalize(_e, is_quantifier(_e));