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adding ematching engine, fixing seq_unicode

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This commit is contained in:
Nikolaj Bjorner 2021-01-22 17:10:45 -08:00
parent db17ae03c6
commit 680b185872
10 changed files with 4147 additions and 20 deletions
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7
src/ast/euf/euf_egraph.h
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@ -247,6 +247,8 @@ namespace euf {
*/
bool are_diseq(enode* a, enode* b) const;
enode * get_enode_eq_to(func_decl * f, unsigned num_args, enode * const * args) { UNREACHABLE(); return nullptr; }
/**
\brief Maintain and update cursor into propagated consequences.
The result of get_literal() is a pair (n, is_eq)
@ -279,6 +281,11 @@ namespace euf {
template <typename T>
void explain_eq(ptr_vector<T>& justifications, enode* a, enode* b);
enode_vector const& nodes() const { return m_nodes; }
ast_manager& get_manager() { return m; }
bool is_relevant(enode* n) const { return true; } // TODO
bool resource_limits_exceeded() const { return false; } // TODO
void invariant();
void copy_from(egraph const& src, std::function<void*(void*)>& copy_justification);
struct e_pp {