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detect approximate relations to return unknown, fix product relations, fix symbolic magic set transformation

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-07-10 17:20:44 +03:00
parent d9e3881560
commit 784455d1fc
18 changed files with 182 additions and 155 deletions

View file

@ -355,6 +355,8 @@ namespace datalog {
return m_empty;
}
virtual bool is_precise() const { return false; }
virtual void add_fact(const relation_fact & f) {
SASSERT(m_empty);
SASSERT(!m_basis_valid);