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fix #1488

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-02-14 21:46:20 -08:00
parent eab7ae58be
commit 0bbdee810d
4 changed files with 172 additions and 18 deletions
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10
src/ast/decl_collector.h
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@ -20,6 +20,7 @@ Revision History:
#ifndef SMT_DECL_COLLECTOR_H_
#define SMT_DECL_COLLECTOR_H_
#include "util/top_sort.h"
#include "ast/ast.h"
#include "ast/datatype_decl_plugin.h"
@ -33,11 +34,17 @@ class decl_collector {
family_id m_basic_fid;
family_id m_dt_fid;
datatype_util m_dt_util;
ptr_vector<ast> m_todo;
void visit_sort(sort* n);
bool is_bool(sort* s);
void visit_func(func_decl* n);
typedef obj_hashtable<sort> sort_set;
sort_set* collect_deps(sort* s);
void collect_deps(top_sort<sort>& st);
void collect_deps(sort* s, sort_set& set);
public:
// if preds == true, then predicates are stored in a separate collection.
@ -48,9 +55,12 @@ public:
void visit(unsigned n, expr* const* es);
void visit(expr_ref_vector const& es);
void order_deps();
unsigned get_num_sorts() const { return m_sorts.size(); }
unsigned get_num_decls() const { return m_decls.size(); }
unsigned get_num_preds() const { return m_preds.size(); }
sort * const * get_sorts() const { return m_sorts.c_ptr(); }
func_decl * const * get_func_decls() const { return m_decls.c_ptr(); }
func_decl * const * get_pred_decls() const { return m_preds.c_ptr(); }