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fix #6813

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-07-15 17:03:44 -07:00
parent 8a913981f6
commit 30e8330907
1 changed files with 1 additions and 1 deletions
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2
src/ast/ast.cpp
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@ -2926,7 +2926,7 @@ proof * ast_manager::mk_transitivity(proof * p1, proof * p2) {
if (is_not(fact1->get_arg(1), e) && is_not(e, e) && e == fact2->get_arg(0))
p1 = mk_transitivity(p1, mk_rewrite(fact1->get_arg(1), fact2->get_arg(0)));
else if (is_not(fact2->get_arg(0), e) && is_not(e, e) && e == fact1->get_arg(1))
p2 = mk_transitivity(p1, mk_rewrite(fact1->get_arg(1), fact2->get_arg(0)));
p1 = mk_transitivity(p1, mk_rewrite(fact1->get_arg(1), fact2->get_arg(0)));
else {
SASSERT(fact1->get_arg(1) == fact2->get_arg(0));
}