diff options
| -rw-r--r-- | src/corelib/time/qtimezoneprivate_tz.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/corelib/time/qtimezoneprivate_tz.cpp b/src/corelib/time/qtimezoneprivate_tz.cpp index bf6963a441..1d1b5b05cb 100644 --- a/src/corelib/time/qtimezoneprivate_tz.cpp +++ b/src/corelib/time/qtimezoneprivate_tz.cpp @@ -639,7 +639,7 @@ QTzTimeZonePrivate::QTzTimeZonePrivate() // Create a named time zone QTzTimeZonePrivate::QTzTimeZonePrivate(const QByteArray &ianaId) { - init(ianaId); + init(ianaId.isEmpty() ? systemTimeZoneId() : ianaId); } QTzTimeZonePrivate::~QTzTimeZonePrivate() @@ -852,13 +852,16 @@ QTzTimeZoneCacheEntry QTzTimeZoneCache::fetchEntry(const QByteArray &ianaId) void QTzTimeZonePrivate::init(const QByteArray &ianaId) { + // System ID defaults to UTC, so is never empty; and our callers default to + // the system ID if what they're given is empty. + Q_ASSERT(!ianaId.isEmpty()); static QTzTimeZoneCache tzCache; const auto &entry = tzCache.fetchEntry(ianaId); if (entry.m_tranTimes.isEmpty() && entry.m_posixRule.isEmpty()) return; // Invalid after all ! cached_data = std::move(entry); - m_id = ianaId.isEmpty() ? systemTimeZoneId() : ianaId; + m_id = ianaId; } QLocale::Country QTzTimeZonePrivate::country() const |