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Prefer using empty rather than size comparisons.

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This commit is contained in:
Bruce Mitchener 2018-11-27 21:42:04 +07:00
parent a83097d5cc
commit e570940662
56 changed files with 104 additions and 104 deletions
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4
src/smt/theory_arith_aux.h
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@ -548,7 +548,7 @@ namespace smt {
if (!it->is_dead()) {
row const & r = m_rows[it->m_row_id];
theory_var s = r.get_base_var();
if (is_quasi_base(s) && m_var_occs[s].size() == 0)
if (is_quasi_base(s) && m_var_occs[s].empty())
continue;
if (is_int(v)) {
numeral const & c = r[it->m_row_idx].m_coeff;
@ -574,7 +574,7 @@ namespace smt {
TRACE("move_unconstrained_to_base", tout << "before...\n"; display(tout););
int num = get_num_vars();
for (theory_var v = 0; v < num; v++) {
if (m_var_occs[v].size() == 0 && is_free(v)) {
if (m_var_occs[v].empty() && is_free(v)) {
switch (get_var_kind(v)) {
case QUASI_BASE:
break;