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reset m_explanation (#82)

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* reset m_explanation

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* streamline handling of m_explanation

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-09-07 07:32:59 -07:00 • committed by Lev Nachmanson
parent 9b5996fcd5
commit d913a55dfb
2 changed files with 19 additions and 15 deletions
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5
src/ast/ast.cpp
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@ -1928,7 +1928,10 @@ void ast_manager::delete_node(ast * n) {
CTRACE("del_quantifier", is_quantifier(n), tout << "deleting quantifier " << n->m_id << " " << n << "\n";);
TRACE("mk_var_bug", tout << "del_ast: " << " " << n->m_ref_count << "\n";);
TRACE("ast_delete_node", tout << mk_bounded_pp(n, *this) << "\n";);
TRACE("ast", tout << mk_pp(n, *this) << "\n";);
SASSERT(m_ast_table.contains(n));
m_ast_table.erase(n);
SASSERT(!m_ast_table.contains(n));
SASSERT(!m_debug_ref_count || !m_debug_free_indices.contains(n->m_id));
#ifdef RECYCLE_FREE_AST_INDICES