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fix #1665

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-06-08 10:30:20 -07:00
parent 29c2672407
commit 63a1b2e714
3 changed files with 17 additions and 11 deletions
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6
src/ast/static_features.cpp
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@ -81,6 +81,7 @@ void static_features::reset() {
m_has_str = false;
m_has_seq_non_str = false;
m_has_arrays = false;
m_has_ext_arrays = false;
m_arith_k_sum .reset();
m_num_arith_terms = 0;
m_num_arith_eqs = 0;
@ -271,8 +272,11 @@ void static_features::update_core(expr * e) {
m_has_bv = true;
if (!m_has_fpa && (m_fpautil.is_float(e) || m_fpautil.is_rm(e)))
m_has_fpa = true;
if (!m_has_arrays && m_arrayutil.is_array(e))
if (!m_has_arrays && m_arrayutil.is_array(e))
m_has_arrays = true;
if (!m_has_ext_arrays && m_arrayutil.is_array(e) &&
!m_arrayutil.is_select(e) && !m_arrayutil.is_store(e))
m_has_ext_arrays = true;
if (!m_has_str && m_sequtil.str.is_string_term(e))
m_has_str = true;
if (!m_has_seq_non_str && m_sequtil.str.is_non_string_sequence(e)) {

1
src/ast/static_features.h
View file

@ -82,6 +82,7 @@ struct static_features {
bool m_has_str; // has String-typed terms
bool m_has_seq_non_str; // has non-String-typed Sequence terms
bool m_has_arrays; //
bool m_has_ext_arrays; // does this use extended array theory.
rational m_arith_k_sum; // sum of the numerals in arith atoms.
unsigned m_num_arith_terms;
unsigned m_num_arith_eqs; // equalities of the form t = k where k is a numeral