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fix #2891

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-01-26 17:50:00 -08:00
parent eb3fc4f47e
commit c8c088e80d
2 changed files with 3 additions and 4 deletions
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4
src/qe/qe_term_graph.cpp
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@ -1217,10 +1217,6 @@ namespace qe {
add_lits(lits);
svector<pair_t> todo;
// TBD:
// M(f(a1 + 5)) != M(f(x1 + 5)) => a1 + 5 != x1 + 5 part of dcert.
// collect subterms in arith, put equal function subterms in certifiability set
for (expr* e : lits) {
expr* ne, *a, *b;
if (m.is_not(e, ne) && m.is_eq(ne, a, b) && (is_uninterp(a) || is_uninterp(b))) {