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.

****************************************************************************
*                                  QtQml                                   *
****************************************************************************

 - [QTBUG-74677] Avoid redundant slashes and handle redundant enums when
   converting resource URLs.
 - [QTBUG-74190] Fixed a crash related to freezing properties.
 - [QTBUG-58559] Fixed a memory leak when deleting dynamic properties on
   JS objects (trigger garbage collection).
 - [QTBUG-74532] qmlcachegen output is now independent of TranslationData
   and thus more deterministic.
 - [QTBUG-69898] Made several performance improvements with property lookups.
 - [QTBUG-74476] Fixed a logic bug involving inversion of non-reflexive
   comparison binops, which resulted in incorrect evaluation of some if statements.
 - [QTBUG-73843] When QQmlAbstractUrlInterceptor intercepts the loading of
   the qmldir file, we now use the intercepted URL to load additional files
   in that import.
 - [QTBUG-74058] Fixed a GC bug resulting in invalid memory read.
 - [QTBUG-74148] Fixed a propertyCache memory leak with Loader and PageIndicator.
 - [QTBUG-74087] Deeper recursion is now possible, and less stack space is used
   during code generation.  The "Maximum statement or expression depth exceeded"
   error is now less likely when using 3rd party JavaScript libraries.
 - [QTBUG-74188] Fixed a crash when deleting properties, due to shared ownership
   of SparseArrayNode.
 - [QTBUG-72807] Disabled tail calls for functions called with more arguments
   than formals.
 - [QTBUG-73999] Fixed number to string conversion with radix.
 - [QTBUG-73985] Fixed a crash during unwinding in QJSEngine::evaluate.
 - [QTBUG-33179] QML revisioning now works for grouped properties.

****************************************************************************
*                                 QtQuick                                  *
****************************************************************************

 - [QT3DS-3238] Fixed a surface format bug on macOS.
 - [QTBUG-74508] Fixed incorrect PathView.currentIndex assignment with
   StrictlyEnforceRange.
 - [QTBUG-72457] Text now renders HTML table cell background colors properly,
   and does correct layout of table cells with percentage-based widths.
 - [QDS-263] qmlpreview now does better window placement on Windows.
 - [QTBUG-71042] Fixed a bug in setting dynamic anchors to parents
   in PropertyChanges.
 - [QTBUG-73723] Fixed leaking of QML QQuickItemGrabResult objects
   afterQQuickItem::grabToImage() is called from QML.
 - [QTBUG-74008] Fixed a crash when one touch event contains a point that
   begins acting as the synthetic mouse, and then that point is missing
   from a subsequent event. (This is unexpected from most touchscreens.)
 - [QTBUG-74128] Fixed binding loop warnings while using bi-directional
   property bindings with Flickable contentX/Y properties.
 - [QTBUG-73819] Fixed a crash when Loader unloads an Item or Event Handler
   that currently has a grab.
 - [QTBUG-41045] When a window is hidden and the visible content under
   the mouse cursor in another window has a different cursor, it will
   now change as it should.
 - [QTBUG-70031] Fixed issues caused by adding the new row and column
   properties in QQmlDelegateModel.