qtbase: is not LTO ready

make[2]: Leaving directory '/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/x86_64-redhat-linux-gnu/src/qtwaylandscanner'
cd client/ && ( test -e Makefile || /usr/bin/qmake -o Makefile /home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/client.pro 'QMAKE_CFLAGS_DEBUG=-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -flto=auto -flto-partition=none -fdata-sections -ffunction-sections' 'QMAKE_CFLAGS_RELEASE=-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -flto=auto -flto-partition=none -fdata-sections -ffunction-sections' 'QMAKE_CXXFLAGS_DEBUG=-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -flto=auto -flto-partition=none -fdata-sections -ffunction-sections' 'QMAKE_CXXFLAGS_RELEASE=-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -flto=auto -flto-partition=none -fdata-sections -ffunction-sections' 'QMAKE_LFLAGS_DEBUG=-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -flto=auto -flto-partition=none -fuse-linker-plugin -Wl,--gc-sections' 'QMAKE_LFLAGS_RELEASE=-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -flto=auto -flto-partition=none -fuse-linker-plugin -Wl,--gc-sections' QMAKE_STRIP= ) && make -f Makefile
make[2]: Entering directory '/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/x86_64-redhat-linux-gnu/src/client'
rm -f libQt5WaylandClient.so.5.15.2 libQt5WaylandClient.so libQt5WaylandClient.so.5 libQt5WaylandClient.so.5.15
g++ -Wl,--no-undefined -Wl,--version-script,QtWaylandClient.version -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -flto=auto -flto-partition=none -fuse-linker-plugin -Wl,--gc-sections -Wl,--enable-new-dtags -shared -Wl,-soname,libQt5WaylandClient.so.5 -o libQt5WaylandClient.so.5.15.2 .obj/qwaylandintegration.o .obj/qwaylandnativeinterface.o .obj/qwaylandshmbackingstore.o .obj/qwaylandinputdevice.o .obj/qwaylanddisplay.o .obj/qwaylandwindow.o .obj/qwaylandscreen.o .obj/qwaylandshmwindow.o .obj/qwaylandshellsurface.o .obj/qwaylandextendedsurface.o .obj/qwaylandsubsurface.o .obj/qwaylandsurface.o .obj/qwaylandtabletv2.o .obj/qwaylandtouch.o .obj/qwaylandqtkey.o .obj/qwaylandmimehelper.o .obj/qwaylandinputmethodeventbuilder.o .obj/qwaylandabstractdecoration.o .obj/qwaylanddecorationfactory.o .obj/qwaylanddecorationplugin.o .obj/qwaylandwindowmanagerintegration.o .obj/qwaylandinputcontext.o .obj/qwaylandshm.o .obj/qwaylandbuffer.o .obj/qwaylandclipboard.o .obj/qwaylandclientbufferintegration.o .obj/qwaylandclientbufferintegrationplugin.o .obj/qwaylandclientbufferintegrationfactory.o .obj/qwaylandserverbufferintegration.o .obj/qwaylandserverbufferintegrationplugin.o .obj/qwaylandserverbufferintegrationfactory.o .obj/qwaylandhardwareintegration.o .obj/qwaylandshellintegrationplugin.o .obj/qwaylandshellintegrationfactory.o .obj/qwaylandinputdeviceintegrationplugin.o .obj/qwaylandinputdeviceintegrationfactory.o .obj/qwaylandclientextension.o .obj/qwaylandvulkaninstance.o .obj/qwaylandvulkanwindow.o .obj/qwaylandcursor.o .obj/qwaylanddatadevice.o .obj/qwaylanddatadevicemanager.o .obj/qwaylanddataoffer.o .obj/qwaylanddatasource.o .obj/qwaylandprimaryselectionv1.o .obj/qwaylanddnd.o .obj/wayland-surface-extension-protocol.o .obj/wayland-touch-extension-protocol.o .obj/wayland-qt-key-unstable-v1-protocol.o .obj/wayland-qt-windowmanager-protocol.o .obj/wayland-wp-primary-selection-unstable-v1-protocol.o .obj/wayland-tablet-unstable-v2-protocol.o .obj/wayland-text-input-unstable-v2-protocol.o .obj/wayland-xdg-output-unstable-v1-protocol.o .obj/wayland-wayland-protocol.o .obj/wayland-server-buffer-extension-protocol.o .obj/wayland-hardware-integration-protocol.o .obj/qwayland-surface-extension.o .obj/qwayland-touch-extension.o .obj/qwayland-qt-key-unstable-v1.o .obj/qwayland-qt-windowmanager.o .obj/qwayland-wp-primary-selection-unstable-v1.o .obj/qwayland-tablet-unstable-v2.o .obj/qwayland-text-input-unstable-v2.o .obj/qwayland-xdg-output-unstable-v1.o .obj/qwayland-wayland.o .obj/qwayland-server-buffer-extension.o .obj/qwayland-hardware-integration.o .obj/moc_qwaylanddisplay_p.o .obj/moc_qwaylandwindow_p.o .obj/moc_qwaylandinputdevice_p.o .obj/moc_qwaylandshellsurface_p.o .obj/moc_qwaylandsurface_p.o .obj/moc_qwaylandtabletv2_p.o .obj/moc_qwaylandabstractdecoration_p.o .obj/moc_qwaylanddecorationplugin_p.o .obj/moc_qwaylandwindowmanagerintegration_p.o .obj/moc_qwaylandinputcontext_p.o .obj/moc_qwaylandclientbufferintegrationplugin_p.o .obj/moc_qwaylandserverbufferintegrationplugin_p.o .obj/moc_qwaylandshellintegrationplugin_p.o .obj/moc_qwaylandinputdeviceintegrationplugin_p.o .obj/moc_qwaylandclientextension.o .obj/moc_qwaylanddatadevice_p.o .obj/moc_qwaylanddatasource_p.o .obj/moc_qwaylandprimaryselectionv1_p.o  /usr/lib64/libQt5Gui.so /usr/lib64/libQt5Core.so -lpthread -lwayland-cursor -lwayland-client /usr/lib64/libQt5FontDatabaseSupport.a -lfontconfig -lfreetype -lz /usr/lib64/libQt5EventDispatcherSupport.a -lgthread-2.0 -lglib-2.0 /usr/lib64/libQt5ThemeSupport.a /usr/lib64/libQt5VulkanSupport.a /usr/lib64/libQt5LinuxAccessibilitySupport.a /usr/lib64/libQt5AccessibilitySupport.a /usr/lib64/libQt5ServiceSupport.a /usr/lib64/libQt5XkbCommonSupport.a -lpthread /usr/lib64/libQt5Gui.so /usr/lib64/libQt5DBus.so /usr/lib64/libQt5Core.so -lGL -lxkbcommon
../../include/QtWaylandClient/5.15.2/QtWaylandClient/private/../../../../../src/client/wayland-wayland-client-protocol.h:1432:6: warning: type ‘wl_shm_format’ violates the C++ One Definition Rule [-Wodr]
 1432 | enum wl_shm_format {
      |      ^
/usr/include/wayland-client-protocol.h:1440:6: note: an enum with different number of values is defined in another translation unit
 1440 | enum wl_shm_format {
      |      ^
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::themeNames() const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandintegration.cpp:274: undefined reference to `QGenericUnixTheme::themeNames()'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::accessibility() const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandintegration.cpp:246: undefined reference to `QSpiAccessibleBridge::QSpiAccessibleBridge()'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandVulkanInstance::~QWaylandVulkanInstance()':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandvulkaninstance.cpp:55: undefined reference to `QBasicPlatformVulkanInstance::~QBasicPlatformVulkanInstance()'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::createPlatformVulkanInstance(QVulkanInstance*) const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandvulkaninstance.cpp:50: undefined reference to `QBasicPlatformVulkanInstance::QBasicPlatformVulkanInstance()'
/usr/bin/ld: /tmp/ccLocDST.lto.o:/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandvulkaninstance.cpp:52: undefined reference to `QBasicPlatformVulkanInstance::loadVulkanLibrary(QString const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandTextInput::zwp_text_input_v2_keysym(unsigned int, unsigned int, unsigned int, unsigned int)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputcontext.cpp:332: undefined reference to `QXkbCommon::lookupStringNoKeysymTransformations(unsigned int)'
/usr/bin/ld: /home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputcontext.cpp:333: undefined reference to `QXkbCommon::keysymToQtKey(unsigned int, QFlags<Qt::KeyboardModifier>)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandVulkanInstance::createOrAdoptInstance()':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandvulkaninstance.cpp:61: undefined reference to `QBasicPlatformVulkanInstance::initInstance(QVulkanInstance*, QList<QByteArray> const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::reconfigureInputContext()':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandintegration.cpp:476: undefined reference to `QXkbCommon::setXkbContext(QPlatformInputContext*, xkb_context*)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandInputDevice::possibleKeys(QKeyEvent const*) const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputdevice.cpp:571: undefined reference to `QXkbCommon::possibleKeys(xkb_state*, QKeyEvent const*, bool, bool)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandInputDevice::Keyboard::modifiers() const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputdevice.cpp:594: undefined reference to `QXkbCommon::modifiers(xkb_state*)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandWindowManagerIntegration::QWaylandWindowManagerIntegration(QtWaylandClient::QWaylandDisplay*)':
/usr/include/qt5/QtServiceSupport/5.15.2/QtServiceSupport/private/qgenericunixservices_p.h:62: undefined reference to `vtable for QGenericUnixServices'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::QWaylandIntegration()':
/usr/include/qt5/QtFontDatabaseSupport/5.15.2/QtFontDatabaseSupport/private/qfontconfigdatabase_p.h:61: undefined reference to `vtable for QFontconfigDatabase'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::createEventDispatcher() const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandintegration.cpp:190: undefined reference to `QtGenericUnixDispatcher::createUnixEventDispatcher()'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandIntegration::createPlatformTheme(QString const&) const':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandintegration.cpp:279: undefined reference to `QGenericUnixTheme::createUnixTheme(QString const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandVulkanInstance::~QWaylandVulkanInstance()':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandvulkaninstance.cpp:55: undefined reference to `QBasicPlatformVulkanInstance::~QBasicPlatformVulkanInstance()'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `non-virtual thunk to QtWaylandClient::QWaylandWindowManagerIntegration::openUrl(QUrl const&)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandwindowmanagerintegration.cpp:125: undefined reference to `QGenericUnixServices::openUrl(QUrl const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `non-virtual thunk to QtWaylandClient::QWaylandWindowManagerIntegration::openDocument(QUrl const&)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandwindowmanagerintegration.cpp:125: undefined reference to `QGenericUnixServices::openDocument(QUrl const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandWindowManagerIntegration::~QWaylandWindowManagerIntegration()':
/usr/include/qt5/QtServiceSupport/5.15.2/QtServiceSupport/private/qgenericunixservices_p.h:59: undefined reference to `vtable for QGenericUnixServices'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandInputDevice::Keyboard::keyboard_keymap(unsigned int, int, unsigned int)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputdevice.cpp:1140: undefined reference to `QXkbCommon::verifyHasLatinLayout(xkb_keymap*)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandWindowManagerIntegration::openUrl(QUrl const&)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandwindowmanagerintegration.cpp:133: undefined reference to `QGenericUnixServices::openUrl(QUrl const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandWindowManagerIntegration::openDocument(QUrl const&)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandwindowmanagerintegration.cpp:142: undefined reference to `QGenericUnixServices::openDocument(QUrl const&)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandInputDevice::Keyboard::keyboard_key(unsigned int, unsigned int, unsigned int, unsigned int)':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputdevice.cpp:1259: undefined reference to `QXkbCommon::keysymToQtKey(unsigned int, QFlags<Qt::KeyboardModifier>, xkb_state*, unsigned int, bool, bool)'
/usr/bin/ld: /home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandinputdevice.cpp:1260: undefined reference to `QXkbCommon::lookupString(xkb_state*, unsigned int)'
/usr/bin/ld: /tmp/ccLocDST.lto.o: in function `QtWaylandClient::QWaylandVulkanWindow::~QWaylandVulkanWindow()':
/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/src/client/qwaylandvulkanwindow.cpp:56: undefined reference to `QBasicPlatformVulkanInstance::destroySurface(VkSurfaceKHR_T*) const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0xad0): undefined reference to `QGenericUnixServices::desktopEnvironment() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0xb30): undefined reference to `typeinfo for QGenericUnixServices'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x35b0): undefined reference to `typeinfo for QBasicPlatformVulkanInstance'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x35d8): undefined reference to `QBasicPlatformVulkanInstance::supportedLayers() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x35e0): undefined reference to `QBasicPlatformVulkanInstance::supportedExtensions() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x35f0): undefined reference to `QBasicPlatformVulkanInstance::isValid() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x35f8): undefined reference to `QBasicPlatformVulkanInstance::errorCode() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x3600): undefined reference to `QBasicPlatformVulkanInstance::vkInstance() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x3608): undefined reference to `QBasicPlatformVulkanInstance::enabledLayers() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x3610): undefined reference to `QBasicPlatformVulkanInstance::enabledExtensions() const'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x3618): undefined reference to `QBasicPlatformVulkanInstance::getInstanceProcAddr(char const*)'
/usr/bin/ld: /tmp/ccLocDST.lto.o:(.data.rel.ro+0x3638): undefined reference to `QBasicPlatformVulkanInstance::setDebugFilters(QVector<bool (*)(unsigned int, VkDebugReportObjectTypeEXT, unsigned long, unsigned long, int, char const*, char const*)> const&)'
collect2: error: ld returned 1 exit status
make[2]: *** [Makefile:373: ../../lib/libQt5WaylandClient.so.5.15.2] Error 1
make[2]: Leaving directory '/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/x86_64-redhat-linux-gnu/src/client'
make[1]: *** [Makefile:76: sub-client-make_first] Error 2
make[1]: Leaving directory '/home/tkloczko/rpmbuild/BUILD/qtwayland-everywhere-src-5.15.2/x86_64-redhat-linux-gnu/src'
make: *** [Makefile:49: sub-src-make_first] Error 2