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-rw-r--r--src/corelib/serialization/qdatastream.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/corelib/serialization/qdatastream.h b/src/corelib/serialization/qdatastream.h
index e7ef94a8a70..36d8a618ff0 100644
--- a/src/corelib/serialization/qdatastream.h
+++ b/src/corelib/serialization/qdatastream.h
@@ -221,7 +221,9 @@ private:
bool noswap = QSysInfo::ByteOrder == QSysInfo::BigEndian;
quint8 fpPrecision = QDataStream::DoublePrecision;
quint8 q_status = Ok;
+#if QT_VERSION < QT_VERSION_CHECK(7, 0, 0) && !defined(QT_BOOTSTRAPPED)
ByteOrder byteorder = BigEndian;
+#endif
int ver = Qt_DefaultCompiledVersion;
quint16 transactionDepth = 0;
@@ -438,7 +440,11 @@ QDataStream::FloatingPointPrecision QDataStream::floatingPointPrecision() const
#endif // INLINE_SINCE 6.8
inline QDataStream::ByteOrder QDataStream::byteOrder() const
-{ return byteorder; }
+{
+ if constexpr (QSysInfo::ByteOrder == QSysInfo::BigEndian)
+ return noswap ? BigEndian : LittleEndian;
+ return noswap ? LittleEndian : BigEndian;
+}
inline int QDataStream::version() const
{ return ver; }