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hide bit-vector dependencies under seq_util

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-12-03 08:45:17 -08:00
parent dbfeeb8b1c
commit 2aa7ccc4a9
16 changed files with 89 additions and 97 deletions
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4
src/ast/seq_decl_plugin.h
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@ -22,7 +22,6 @@ Revision History:
#define SEQ_DECL_PLUGIN_H_
#include "ast/ast.h"
#include "ast/bv_decl_plugin.h"
enum seq_sort_kind {
@ -221,6 +220,9 @@ public:
bool is_re(expr* e) const { return is_re(m.get_sort(e)); }
bool is_re(expr* e, sort*& seq) const { return is_re(m.get_sort(e), seq); }
bool is_char(expr* e) const { return is_char(m.get_sort(e)); }
bool is_const_char(expr* e, unsigned& c) const;
app* mk_char(unsigned ch) const;
app* mk_le(expr* ch1, expr* ch2) const;
app* mk_skolem(symbol const& name, unsigned n, expr* const* args, sort* range);
bool is_skolem(expr const* e) const { return is_app_of(e, m_fid, _OP_SEQ_SKOLEM); }