Files
RedBear-OS/local/recipes/qt/qtdeclarative/source/dist/changes-5.9.1
T
vasilito f31522130f fix: comprehensive boot warnings and exceptions — fixable silenced, unfixable diagnosed
Build system (5 gaps hardened):
- COOKBOOK_OFFLINE defaults to true (fork-mode)
- normalize_patch handles diff -ruN format
- New 'repo validate-patches' command (25/25 relibc patches)
- 14 patched Qt/Wayland/display recipes added to protected list
- relibc archive regenerated with current patch chain

Boot fixes (fixable):
- Full ISO EFI partition: 16 MiB → 1 MiB (matches mini, BIOS hardcoded 2 MiB offset)
- D-Bus system bus: absolute /usr/bin/dbus-daemon path (was skipped)
- redbear-sessiond: absolute /usr/bin/redbear-sessiond path (was skipped)
- daemon framework: silenced spurious INIT_NOTIFY warnings for oneshot_async services (P0-daemon-silence-init-notify.patch)
- udev-shim: demoted INIT_NOTIFY warning to INFO (expected for oneshot_async)
- relibc: comprehensive named semaphores (sem_open/close/unlink) replacing upstream todo!() stubs
- greeterd: Wayland socket timeout 15s → 30s (compositor DRM wait)
- greeter-ui: built and linked (header guard unification, sem_compat stubs removed)
- mc: un-ignored in both configs, fixed glib/libiconv/pcre2 transitive deps
- greeter config: removed stale keymapd dependency from display/greeter services
- prefix toolchain: relibc headers synced, _RELIBC_STDLIB_H guard unified

Unfixable (diagnosed, upstream):
- i2c-hidd: abort on no-I2C-hardware (QEMU) — process::exit → relibc abort
- kded6/greeter-ui: page fault 0x8 — Qt library null deref
- Thread panics fd != -1 — Rust std library on Redox
- DHCP timeout / eth0 MAC — QEMU user-mode networking
- hwrngd/thermald — no hardware RNG/thermal in VM
- live preload allocation — BIOS memory fragmentation, continues on demand
2026-05-05 20:20:37 +01:00

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Groff

Qt 5.9.1 is a bug-fix release. It maintains both forward and backward
compatibility (source and binary) with Qt 5.9.0.
For more details, refer to the online documentation included in this
distribution. The documentation is also available online:
http://doc.qt.io/qt-5/index.html
The Qt version 5.9 series is binary compatible with the 5.8.x series.
Applications compiled for 5.8 will continue to run with 5.9.
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 5.9.1 Changes *
****************************************************************************
QtQml
-----
- Fixed the QML Connections element ignoring the initial state of the
enabled property.
- Fixed QML crashes on big endian systems.
- Fixed memory leak in QQmlExpression.
- Various performance and memory consumption improvements
- Make sure the garbage collector returns completely free memory blocks
to the operating system.
- Reduce size of JavaScript objects
- Optimize JS property storage to make better use of the available
memory
- Reduce the size of the generated byte code when using the bytecode
interpreter
- Reduce memory usage of the JIT by creating more compact code
- Optimize code generation for JS expressions of type 'foo[bar]'
- Applied workaround for miscompilation with gcc 5.
- Fixed some cases where qml cache files would be ignored
- Don't generate QML cache files ahead of time on Android, as it causes
problems on some phones.
QtQuick
-------
- QQuickItemView:
* [QTBUG-48394][QTBUG-61294] Fixed a crash that could occur with bindings
to contentItem.children or contentItem.childrenRect.
- QQuickView:
* Set the window's contentItem as the QObject-parent of the rootObject
to ensure consistent behavior for calling findChildren() on
QQuickWindow::contentItem and QQuickView::rootObject.
- QQuickWidget:
* [QTBUG-60985] Fixed rendering in QMdiArea when using the software
rendererer.
* [QTBUG-60988] Fixed the delivery of shortcut override events.
- QQuickWindow:
* Set the window as the QObject-parent of the contentItem to ensure
consistent behavior for calling findChildren() on QQuickWindow and
QQuickWindow::contentItem.
QuickTest
---------
- TestCase:
* [QTBUG-61297] Fixed compare() for URL objects.
* [QTBUG-32555] Made compare() print out dates' milliseconds to make it
possible to see why a comparison of two dates fails when only their
milliseconds differ.