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Use case insensitive QByteArray::compare where applicable 

Case insensitive 'QByteArray::compare' should be faster than
'QByteArray::toLower' + 'QByteArray::operator =='.

Pick-to: 6.8 6.9
Task-number: QTBUG-128812
Change-Id: I718ff0bbbcc0f0ebaccd0998227bfbc4c6cd69fe
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
This commit is contained in:
Alexey Edelev 2024-10-02 00:44:42 +02:00
parent 6e32b408a3
commit e34d99af32
1 changed files with 3 additions and 3 deletions
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6
src/protobuf/protobufscalarjsonserializers_p.h
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@ -209,13 +209,13 @@ T deserialize(const QJsonValue &value, bool &ok)
{ {
ok = true; ok = true;
QByteArray data = value.toVariant().toByteArray(); QByteArray data = value.toVariant().toByteArray();
if (data.toLower() == NegInfinityLower) if (data.compare(NegInfinityLower, Qt::CaseInsensitive) == 0)
return -std::numeric_limits<T>::infinity(); return -std::numeric_limits<T>::infinity();
if (data.toLower() == InfinityLower) if (data.compare(InfinityLower, Qt::CaseInsensitive) == 0)
return std::numeric_limits<T>::infinity(); return std::numeric_limits<T>::infinity();
if (data.toLower() == NaNLower) if (data.compare(NaNLower, Qt::CaseInsensitive) == 0)
return T(NAN); return T(NAN);
if constexpr (std::is_same_v<T, float>) if constexpr (std::is_same_v<T, float>)