Qt 5.12.3 is a bug-fix release. It maintains both forward and backward
compatibility (source and binary) with Qt 5.12.0 through 5.12.2.

For more details, refer to the online documentation included in this
distribution. The documentation is also available online:

https://doc.qt.io/qt-5/index.html

The Qt version 5.12 series is binary compatible with the 5.11.x series.
Applications compiled for 5.11 will continue to run with 5.12.

Some of the changes listed in this file include issue tracking numbers
corresponding to tasks in the Qt Bug Tracker:

https://bugreports.qt.io/

Each of these identifiers can be entered in the bug tracker to obtain more
information about a particular change.

****************************************************************************
*                              Qt 5.12.3 Changes                           *
****************************************************************************

QtBluetooth
-----------

 - Fixed crash at calling QLowEnergyController::disconnectFromDevice while
   not connected.

 - [QTBUG-74513] Fixed missing emission of QBluetoothSocket::bytesWritten() signal on
   Bluez v5.46+.

 - Fixed NullPointerException on Android when discovering BTLE services while an
   unexpected device connect is triggered.

 - Applied a variety of minor code cleanups.

QtNfc
-----

 - [QTBUG-74538] Addressed a compile error in qnearfieldtarget_emulator_p.h
   when using gcc 4.8.
