diff options
Diffstat (limited to 'src/corelib/tools/qdatetime.cpp')
| -rw-r--r-- | src/corelib/tools/qdatetime.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/corelib/tools/qdatetime.cpp b/src/corelib/tools/qdatetime.cpp index 7845273cb8..7d18e93dce 100644 --- a/src/corelib/tools/qdatetime.cpp +++ b/src/corelib/tools/qdatetime.cpp @@ -2692,6 +2692,9 @@ QDateTime QDateTime::addYears(int nyears) const QDateTime QDateTimePrivate::addMSecs(const QDateTime &dt, qint64 msecs) { + if (!dt.isValid()) + return QDateTime(); + QDate utcDate; QTime utcTime; dt.d->getUTC(utcDate, utcTime); @@ -2742,6 +2745,8 @@ void QDateTimePrivate::addMSecs(QDate &utcDate, QTime &utcTime, qint64 msecs) later than the datetime of this object (or earlier if \a s is negative). + If this datetime is invalid, an invalid datetime will be returned. + \sa addMSecs(), secsTo(), addDays(), addMonths(), addYears() */ @@ -2755,6 +2760,8 @@ QDateTime QDateTime::addSecs(qint64 s) const later than the datetime of this object (or earlier if \a msecs is negative). + If this datetime is invalid, an invalid datetime will be returned. + \sa addSecs(), msecsTo(), addDays(), addMonths(), addYears() */ QDateTime QDateTime::addMSecs(qint64 msecs) const |