Details
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Bug
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Resolution: Invalid
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Not Evaluated
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None
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5.12.2
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None
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cmake version 3.14.0
QMake version 3.1
Using Qt version 5.12.2 in /usr/lib
clang --version
clang version 7.0.1 (tags/RELEASE_701/final)
Target: x86_64-pc-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
g++ --version
g++ (GCC) 8.2.1 20181127
tryed on Arch linux and Debian 9 with both clang and g++cmake version 3.14.0 QMake version 3.1 Using Qt version 5.12.2 in /usr/lib clang --version clang version 7.0.1 (tags/RELEASE_701/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin g++ --version g++ (GCC) 8.2.1 20181127 tryed on Arch linux and Debian 9 with both clang and g++
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Linux/X11
Description
Segfault on widget show()
cmake .; make; ./qttest
#0 0x00007ffff69d5b3a in __strlen_sse2 () from /usr/lib/libc.so.6
#1 0x00007ffff70aeabc in QCoreApplication::arguments() () from /usr/lib/libQt5Core.so.5
#2 0x00007ffff3848102 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#3 0x00007ffff38485ed in QXcbIntegration::wmClass() const () from /usr/lib/libQt5XcbQpa.so.5
#4 0x00007ffff385ec31 in QXcbWindow::create() () from /usr/lib/libQt5XcbQpa.so.5
#5 0x00007ffff38498a0 in QXcbIntegration::createPlatformWindow(QWindow*) const ()
from /usr/lib/libQt5XcbQpa.so.5
#6 0x00007ffff7487ac8 in QWindowPrivate::create(bool, unsigned long long) () from /usr/lib/libQt5Gui.so.5
#7 0x00007ffff7aa6998 in QWidgetPrivate::create_sys(unsigned long long, bool, bool) ()
from /usr/lib/libQt5Widgets.so.5
#8 0x00007ffff7aa6ff0 in QWidget::create(unsigned long long, bool, bool) () from /usr/lib/libQt5Widgets.so.5
#9 0x00007ffff7ab463b in QWidgetPrivate::setVisible(bool) () from /usr/lib/libQt5Widgets.so.5
#10 0x0000555555556336 in main (argc=1, argv=0x7fffffffe908) at /home/vvv/tests/qt/main.cpp:13