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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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6
src/ast/ast_smt_pp.cpp
View file

@ -399,12 +399,12 @@ class smt_printer {
pp_marked_expr(n->get_arg(0));
m_out << ") (_ bv1 1))";
}
else if (m_manager.is_label(n, pos, names) && names.size() >= 1) {
else if (m_manager.is_label(n, pos, names) && !names.empty()) {
m_out << "(! ";
pp_marked_expr(n->get_arg(0));
m_out << (pos?":lblpos":":lblneg") << " " << m_renaming.get_symbol(names[0], false) << ")";
}
else if (m_manager.is_label_lit(n, names) && names.size() >= 1) {
else if (m_manager.is_label_lit(n, names) && !names.empty()) {
m_out << "(! true :lblpos " << m_renaming.get_symbol(names[0], false) << ")";
}
else if (num_args == 0) {
@ -952,7 +952,7 @@ void ast_smt_pp::display_smt2(std::ostream& strm, expr* n) {
if (m_logic != symbol::null && m_logic != symbol("")) {
strm << "(set-logic " << m_logic << ")\n";
}
if (m_attributes.size() > 0) {
if (!m_attributes.empty()) {
strm << "; " << m_attributes.c_str();
}

4
src/ast/expr2polynomial.cpp
View file

@ -436,7 +436,7 @@ struct expr2polynomial::imp {
margs.push_back(t);
}
}
if (margs.size() == 0) {
if (margs.empty()) {
args.push_back(m_autil.mk_numeral(rational(1), is_int));
}
else if (margs.size() == 1) {
@ -447,7 +447,7 @@ struct expr2polynomial::imp {
}
}
if (args.size() == 0) {
if (args.empty()) {
r = m_autil.mk_numeral(rational(0), is_int);
}
else if (args.size() == 1) {

2
src/ast/proofs/proof_utils.cpp
View file

@ -238,7 +238,7 @@ class reduce_hypotheses {
{ args.push_back(fact); }
if (args.size() == 0) { return pf; }
if (args.empty()) { return pf; }
else if (args.size() == 1) {
lemma = args.get(0);
} else {