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Added is_unique_value. Its semantics is equal to the old is_value method. The contract for is_value changed. See comments at ast.h for more information.

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2012-12-07 12:53:51 -08:00
parent bd0366eef7
commit a07b459fdf
19 changed files with 157 additions and 50 deletions
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4
src/tactic/core/cofactor_elim_term_ite.cpp
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@ -355,12 +355,12 @@ struct cofactor_elim_term_ite::imp {
expr * lhs;
expr * rhs;
if (m.is_eq(t, lhs, rhs)) {
if (m.is_value(lhs)) {
if (m.is_unique_value(lhs)) {
m_term = rhs;
m_value = to_app(lhs);
TRACE("set_cofactor_atom", tout << "term:\n" << mk_ismt2_pp(m_term, m) << "\nvalue: " << mk_ismt2_pp(m_value, m) << "\n";);
}
else if (m.is_value(rhs)) {
else if (m.is_unique_value(rhs)) {
m_term = lhs;
m_value = to_app(rhs);
TRACE("set_cofactor_atom", tout << "term:\n" << mk_ismt2_pp(m_term, m) << "\nvalue: " << mk_ismt2_pp(m_value, m) << "\n";);

6
src/tactic/core/reduce_args_tactic.cpp
View file

@ -128,7 +128,7 @@ struct reduce_args_tactic::imp {
unsigned j = n->get_num_args();
while (j > 0) {
--j;
if (m_manager.is_value(n->get_arg(j)))
if (m_manager.is_unique_value(n->get_arg(j)))
return;
}
m_non_cadidates.insert(d);
@ -185,13 +185,13 @@ struct reduce_args_tactic::imp {
it->m_value.reserve(j);
while (j > 0) {
--j;
it->m_value.set(j, m_manager.is_value(n->get_arg(j)));
it->m_value.set(j, m_manager.is_unique_value(n->get_arg(j)));
}
} else {
SASSERT(j == it->m_value.size());
while (j > 0) {
--j;
it->m_value.set(j, it->m_value.get(j) && m_manager.is_value(n->get_arg(j)));
it->m_value.set(j, it->m_value.get(j) && m_manager.is_unique_value(n->get_arg(j)));
}
}
}