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add obj_ref::operator=(obj_ref &&) + a few explicit uses

This commit is contained in:
Nuno Lopes 2018-06-26 17:00:56 +01:00
parent ea4218a192
commit 2b31024dab
5 changed files with 14 additions and 5 deletions

View file

@ -66,7 +66,7 @@ public:
TRACE("qe_verbose",
tout << mk_pp(fml, m) << "\n";
tout << mk_pp(result, m) << "\n";);
fml = result;
fml = std::move(result);
}
void extract_quantifier(quantifier* q, app_ref_vector& vars, expr_ref& result, bool use_fresh) {

View file

@ -448,7 +448,7 @@ void rewriter_tpl<Config>::process_app(app * t, frame & fr) {
m_r = result_stack().back();
if (!is_ground(m_r)) {
m_inv_shifter(m_r, num_args, tmp);
m_r = tmp;
m_r = std::move(tmp);
}
result_stack().shrink(fr.m_spos);
result_stack().push_back(m_r);

View file

@ -776,7 +776,7 @@ void th_rewriter::reset() {
void th_rewriter::operator()(expr_ref & term) {
expr_ref result(term.get_manager());
m_imp->operator()(term, result);
term = result;
term = std::move(result);
}
void th_rewriter::operator()(expr * t, expr_ref & result) {

View file

@ -2297,14 +2297,14 @@ public:
vars.resize(j);
}
else {
fml = tmp;
fml = std::move(tmp);
}
}
void operator()(expr_ref& fml, proof_ref& pr) {
expr_ref tmp(m);
m_elim_star(fml, tmp, pr);
fml = tmp;
fml = std::move(tmp);
}
void operator()(uint_set const& index_set, bool index_of_bound, expr_ref& fml) {

View file

@ -92,6 +92,15 @@ public:
return *this;
}
obj_ref & operator=(obj_ref && n) {
SASSERT(&m_manager == &n.m_manager);
if (this != &n) {
std::swap(m_obj, n.m_obj);
n.reset();
}
return *this;
}
void reset() {
dec_ref();
m_obj = nullptr;