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add range / loop handling for re. Fix regression reading mixed numerals reported by Trentin

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-01-13 00:49:31 -08:00
parent 9a6fe93e6c
commit 9909c056f0
8 changed files with 200 additions and 58 deletions
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9
src/ast/seq_decl_plugin.h
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@ -98,6 +98,7 @@ public:
zstring& operator=(zstring const& other);
zstring replace(zstring const& src, zstring const& dst) const;
unsigned num_bits() const { return (m_encoding==ascii)?8:16; }
encoding get_encoding() const { return m_encoding; }
std::string encode() const;
unsigned length() const { return m_buffer.size(); }
unsigned operator[](unsigned i) const { return m_buffer[i]; }
@ -298,17 +299,19 @@ public:
bool is_to_re(expr const* n) const { return is_app_of(n, m_fid, OP_SEQ_TO_RE); }
bool is_concat(expr const* n) const { return is_app_of(n, m_fid, OP_RE_CONCAT); }
bool is_union(expr const* n) const { return is_app_of(n, m_fid, OP_RE_UNION); }
bool is_inter(expr const* n) const { return is_app_of(n, m_fid, OP_RE_INTERSECT); }
bool is_intersection(expr const* n) const { return is_app_of(n, m_fid, OP_RE_INTERSECT); }
bool is_star(expr const* n) const { return is_app_of(n, m_fid, OP_RE_STAR); }
bool is_plus(expr const* n) const { return is_app_of(n, m_fid, OP_RE_PLUS); }
bool is_opt(expr const* n) const { return is_app_of(n, m_fid, OP_RE_OPTION); }
bool is_range(expr const* n) const { return is_app_of(n, m_fid, OP_RE_RANGE); }
bool is_loop(expr const* n) const { return is_app_of(n, m_fid, OP_RE_LOOP); }
bool is_empty(expr const* n) const { return is_app_of(n, m_fid, OP_RE_EMPTY_SET); }
bool is_full(expr const* n) const { return is_app_of(n, m_fid, OP_RE_FULL_SET); }
MATCH_UNARY(is_to_re);
MATCH_BINARY(is_concat);
MATCH_BINARY(is_union);
MATCH_BINARY(is_inter);
MATCH_BINARY(is_intersection);
MATCH_BINARY(is_range);
MATCH_UNARY(is_star);
MATCH_UNARY(is_plus);
MATCH_UNARY(is_opt);