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Move ast_counter to location for common utilities. It depends on get_free_vars, so is in rewriter directory

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2013-03-19 09:47:52 -07:00
parent d4d3ba104e
commit b0787024c7
15 changed files with 78 additions and 262 deletions
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4
src/muz_qe/dl_mk_explanations.cpp
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@ -708,8 +708,8 @@ namespace datalog {
}
rule * mk_explanations::get_e_rule(rule * r) {
var_counter ctr;
ctr.count_vars(m_manager, r);
rule_counter ctr;
ctr.count_rule_vars(m_manager, r);
unsigned max_var;
unsigned next_var = ctr.get_max_positive(max_var) ? (max_var+1) : 0;
unsigned head_var = next_var++;