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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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2
src/solver/tactic2solver.cpp
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@ -170,7 +170,7 @@ lbool tactic2solver::check_sat_core(unsigned num_assumptions, expr * const * ass
break;
default:
m_result->set_status(l_undef);
if (reason_unknown != "")
if (!reason_unknown.empty())
m_result->m_unknown = reason_unknown;
if (num_assumptions == 0 && m_scopes.empty()) {
m_assertions.reset();