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Bugfix for fp.min/fp.max in fpa2bv converter; hide BV UFs from FP models.

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Fixes #642
This commit is contained in:
Christoph M. Wintersteiger 2016-06-09 17:51:31 +01:00
parent bfeab9cc15
commit bd187e0989
5 changed files with 38 additions and 43 deletions
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10
src/ast/fpa/fpa2bv_converter.cpp
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@ -1273,10 +1273,10 @@ expr_ref fpa2bv_converter::mk_min_max_unspecified(func_decl * f, expr * x, expr
// There is no "hardware interpretation" for fp.min/fp.max.
std::pair<app*, app*> decls(0, 0);
if (!m_specials.find(f, decls)) {
if (!m_min_max_specials.find(f, decls)) {
decls.first = m.mk_fresh_const(0, m_bv_util.mk_sort(1));
decls.second = m.mk_fresh_const(0, m_bv_util.mk_sort(1));
m_specials.insert(f, decls);
m_min_max_specials.insert(f, decls);
m.inc_ref(f);
m.inc_ref(decls.first);
m.inc_ref(decls.second);
@ -4100,13 +4100,13 @@ void fpa2bv_converter::reset(void) {
dec_ref_map_key_values(m, m_const2bv);
dec_ref_map_key_values(m, m_rm_const2bv);
dec_ref_map_key_values(m, m_uf2bvuf);
for (obj_map<func_decl, std::pair<app*, app*> >::iterator it = m_specials.begin();
it != m_specials.end();
for (obj_map<func_decl, std::pair<app*, app*> >::iterator it = m_min_max_specials.begin();
it != m_min_max_specials.end();
it++) {
m.dec_ref(it->m_key);
m.dec_ref(it->m_value.first);
m.dec_ref(it->m_value.second);
}
m_specials.reset();
m_min_max_specials.reset();
m_extra_assertions.reset();
}