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proof_utils: use expr_mark instead of hashtable

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This commit is contained in:
Arie Gurfinkel 2018-06-07 08:50:31 -07:00
parent 2a6b694373
commit a40e0dce0c
2 changed files with 18 additions and 14 deletions
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4
src/muz/spacer/spacer_proof_utils.h
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@ -84,7 +84,11 @@ private:
// during proof transformation
obj_map<proof, expr_set*> m_parent_hyps;
/// marks if an expression is ever used as a hypothesis in a proof
expr_mark m_hyp_mark;
/// marks a proof as open, i.e., has a non-discharged hypothesis as ancestor
expr_mark m_open_mark;
expr_mark m_visited;
void reset();