shiboken6_generator could not parse -DQSIMD_H

Hi, I have and issue with shiboken6_generator that it fails with Could not parse -DQSIMD_H:

(kddockwidgets) clang_parseTranslationUnit2(0x0, cmd[40]=-isystem/usr/lib/llvm-16/lib/clang/16/include -fPIC -Wno-constant-logical-operand -x c++ -std=c++17 -I/
home/daniel/kdab/KDDockWidgets/src/fwd_headers -I/home/daniel/kdab/KDDockWidgets/src/fwd_headers/qtwidgets_pretty -I/home/daniel/kdab/KDDockWidgets/src/fwd_head
ers/qtquick -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtWidgets -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtCore
-I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/code/Qt/6.6.0/gcc_64/mkspecs/linux-g++ -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/co
de/Qt/6.6.0/gcc_64/include/QtGui -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/usr/include -I/usr/include -I/usr/include -I/usr/include -I/home/daniel/code/Qt/
6.6.0/gcc_64/include/QtQuick -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtQml -I/home/daniel/code/Qt/6.6.0/gcc_64/i
nclude -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtQmlIntegration -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtNe
twork -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtQmlModels -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/da
niel/code/Qt/6.6.0/gcc_64/include/QtOpenGL -I/home/daniel/code/Qt/6.6.0/gcc_64/include -I/home/daniel/code/Qt/6.6.0/gcc_64/include/QtQuickControls2 -I/home/dani
el/code/Qt/6.6.0/gcc_64/include -I /tmp/kddockwidgets_global_hXCNyv.hpp "-DQT_ANNOTATE_ACCESS_SPECIFIER(a)=_attribute_((annotate(#a)))" "-DQT_ANNOTATE_CLASS(t
{{ype,...)=static_assert(sizeof(#_VA_ARGS_),#type);" -DQSIMD_H) }}
(kddockwidgets) Could not parse -DQSIMD_H, error code: 4

Issue can be observed at https://github.com/KDAB/KDDockWidgets/actions/runs/6633836709/job/18022262986

There is also some hardcoded paths for gcc in it which made me add this to workaround https://github.com/KDAB/KDDockWidgets/pull/413/files#diff-a2c4f795996f0b0878d6d6563ef77c824cff1be7f60577ef702b64b347355e87R46