https://bugs.kde.org/show_bug.cgi?id=484976
Bug ID: 484976
Summary: Kdiff3 fails to start when built with Qt 6.7.0
Classification: Applications
Product: kdiff3
Version: 1.10.7
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: application
Assignee: reeves...@gmail.com
Reporter: m...@fireburn.co.uk
Target Milestone: ---
This is on Linux, Qt 6.7.0, KF6 from the latest git, Qt 6.6 also had issues but
the app started it SEGFAULTED when opening the files
(https://invent.kde.org/sdk/kdiff3/-/issues/44)
(lldb) run
Process 16486 launched: '/usr/bin/kdiff3' (x86_64)
qt.core.qobject.connect: QObject::connect(QAction, KDiff3App): unique
connections require a pointer to member function of a QObject subclass
kdiff3:
/var/tmp/portage/kde-misc/kdiff3-9999/work/kdiff3-9999/src/guiutils.h:40:
typename std::enable_if_t<std::is_same_v<T, QAction>, QAction>
*GuiUtils::createAction(const QString &, const Receiver, const Func,
KActionCollection *, const QString &) [T = QAction, Receiver = KDiff3App *,
Func = (lambda at
/var/tmp/portage/kde-misc/kdiff3-9999/work/kdiff3-9999/src/kdiff3.cpp:797:177)]:
Assertion `QObject::connect(theAction, &QAction::triggered, receiver, slot,
Qt::ConnectionType(Qt::AutoConnection | Qt::UniqueConnection))' failed.
Process 16486 stopped
* thread #1, name = 'kdiff3', stop reason = signal SIGABRT
frame #0: 0x00007ffff62c0b5c libc.so.6`___lldb_unnamed_symbol3696 + 268
libc.so.6`___lldb_unnamed_symbol3696:
-> 0x7ffff62c0b5c <+268>: movl %eax, %ebx
0x7ffff62c0b5e <+270>: negl %ebx
0x7ffff62c0b60 <+272>: cmpl $0xfffff000, %eax ; imm = 0xFFFFF000
0x7ffff62c0b65 <+277>: movl $0x0, %eax
(lldb) bt
* thread #1, name = 'kdiff3', stop reason = signal SIGABRT
* frame #0: 0x00007ffff62c0b5c libc.so.6`___lldb_unnamed_symbol3696 + 268
frame #1: 0x00007ffff626d5e6 libc.so.6`raise + 22
frame #2: 0x00007ffff62554f5 libc.so.6`abort + 215
frame #3: 0x00007ffff6255419 libc.so.6`___lldb_unnamed_symbol3173 + 15
frame #4: 0x00007ffff6265926 libc.so.6`__assert_fail + 70
frame #5: 0x000055555562e8c6
kdiff3`KDiff3App::initActions(KActionCollection*) [inlined]
std::enable_if<std::is_same_v<QAction, QAction>, QAction>::type*
GuiUtils::createAction<QAction, KDiff3App*,
KDiff3App::initActions(KActionCollection*)::$_0>(text=<unavailable>,
receiver=0x000055555599f3a0, slot=(unnamed class) @ r14, ac=0x0000555555b2bb20,
actionName=<unavailable>) at guiutils.h:40:5
frame #6: 0x000055555562e8a7
kdiff3`KDiff3App::initActions(KActionCollection*) [inlined] QAction*
GuiUtils::createAction<QAction, KDiff3App*,
KDiff3App::initActions(KActionCollection*)::$_0>(text=<unavailable>,
shortcut=<unavailable>, receiver=0x000055555599f3a0, slot=(unnamed class) @
r14, ac=0x0000555555b2bb20, actionName=<unavailable>) at guiutils.h:69:20
frame #7: 0x000055555562e8a7
kdiff3`KDiff3App::initActions(KActionCollection*) [inlined] QAction*
GuiUtils::createAction<QAction, KDiff3App*,
KDiff3App::initActions(KActionCollection*)::$_0>(text=<unavailable>,
icon=<unavailable>, iconText=<unavailable>, shortcut=<unavailable>,
receiver=0x000055555599f3a0, slot=(unnamed class) @ r14, ac=0x0000555555b2bb20,
actionName=<unavailable>) at guiutils.h:126:20
frame #8: 0x000055555562e8a7
kdiff3`KDiff3App::initActions(this=0x000055555599f3a0, ac=0x0000555555b2bb20)
at kdiff3.cpp:797:18
frame #9: 0x00005555556258e2
kdiff3`KDiff3App::KDiff3App(this=0x000055555599f3a0, pParent=<unavailable>,
name=<unavailable>, pKDiff3Shell=<unavailable>) at kdiff3.cpp:306:5
frame #10: 0x000055555561d002
kdiff3`KDiff3Shell::KDiff3Shell(this=0x00005555559e74d0,
fn1=0x00007fffffffcbe8, fn2=0x00007fffffffcbd0, fn3=0x00007fffffffcbb8) at
kdiff3_shell.cpp:29:20
frame #11: 0x000055555561c379 kdiff3`QtPrivate::QCallableObject<main::$_0,
QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*,
void**, bool*) [inlined] main::$_0::operator()(this=0x00005555559e6b30) const
at main.cpp:196:21
frame #12: 0x000055555561c2d7 kdiff3`QtPrivate::QCallableObject<main::$_0,
QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*,
void**, bool*) [inlined] QtPrivate::FunctorCall<QtPrivate::IndexesList<>,
QtPrivate::List<>, void, main::$_0>::call(f=0x00005555559e6b30,
arg=<unavailable>) at qobjectdefs_impl.h:137:13
frame #13: 0x000055555561c2d7 kdiff3`QtPrivate::QCallableObject<main::$_0,
QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*,
void**, bool*) [inlined] void
QtPrivate::FunctorCallable<main::$_0>::call<QtPrivate::List<>,
void>(f=0x00005555559e6b30, (null)=<unavailable>, arg=<unavailable>) at
qobjectdefs_impl.h:345:13
frame #14: 0x000055555561c2d7 kdiff3`QtPrivate::QCallableObject<main::$_0,
QtPrivate::List<>, void>::impl(which=<unavailable>, this_=0x00005555559e6b20,
r=<unavailable>, a=<unavailable>, ret=<unavailable>) at
qobjectdefs_impl.h:555:21
frame #15: 0x00007ffff6084fcc libQt6Core.so.6`QObject::event(QEvent*) + 636
frame #16: 0x00007ffff6714977
libQt6Gui.so.6`QGuiApplication::event(QEvent*) + 711
frame #17: 0x00007ffff768dc78
libQt6Widgets.so.6`QApplication::event(QEvent*) + 520
frame #18: 0x00007ffff76908ee
libQt6Widgets.so.6`QApplicationPrivate::notify_helper(QObject*, QEvent*) + 302
frame #19: 0x00007ffff769237e
libQt6Widgets.so.6`QApplication::notify(QObject*, QEvent*) + 494
frame #20: 0x00007ffff6133fc7
libQt6Core.so.6`QCoreApplication::notifyInternal2(QObject*, QEvent*) + 183
frame #21: 0x00007ffff613579e
libQt6Core.so.6`QCoreApplicationPrivate::sendPostedEvents(QObject*, int,
QThreadData*) + 526
frame #22: 0x00007ffff5ecb2d7 libQt6Core.so.6`___lldb_unnamed_symbol10036 +
23
frame #23: 0x00007ffff4f48602 libglib-2.0.so.0`___lldb_unnamed_symbol2489 +
482
frame #24: 0x00007ffff4fb5588 libglib-2.0.so.0`___lldb_unnamed_symbol2747 +
600
frame #25: 0x00007ffff4f478ac libglib-2.0.so.0`g_main_context_iteration +
44
frame #26: 0x00007ffff5eb61c4
libQt6Core.so.6`QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
+ 100
frame #27: 0x00007ffff6134c16
libQt6Core.so.6`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 550
frame #28: 0x00007ffff6134858 libQt6Core.so.6`QCoreApplication::exec() +
136
frame #29: 0x000055555561a7d9 kdiff3`main(argc=1, argv=<unavailable>) at
main.cpp:199:21
frame #30: 0x00007ffff6256f46 libc.so.6`___lldb_unnamed_symbol3280 + 134
frame #31: 0x00007ffff6256ff9 libc.so.6`__libc_start_main + 137
frame #32: 0x0000555555608135 kdiff3`_start + 37
--
You are receiving this mail because:
You are watching all bug changes.
