Error compiling for armhf: openxr/src/common/platform_utils.hpp:75:2: error: "No architecture string known!"

FAILED: qtquick3d/src/3rdparty/openxr/CMakeFiles/BundledOpenXR.dir/src/loader/loader_logger.cpp.o  
/usr/bin/clang++-17 --sysroot=/home/builder/sysroots/RPiOS_11_armhf -DHAVE_SECURE_GETENV -DJSON_USE_EXCEPTION=0 -DQT_EXPLICIT_QFILE_CONSTRUCTION_FROM_PATH -DQT_NO_AS_CONST -DQT_NO_FOREACH -DQT_NO_JAVA_STYLE_ITERATORS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_QEXCHANGE -DQT_USE_QSTRINGBUILDER -DXRLOADER_DISABLE_EXCEPTION_HANDLING -DXR_OS_LINUX -DXR_USE_PLATFO
RM_XCB -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -I/home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/include -I/home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/src -I/home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/src/common -I/home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/src/external/jsoncpp/include -I/home/builder/qt5-git/qtquick3d/src/3rdparty/ope
nxr/src/loader -I/home/builder/qt5-git/qtbase/mkspecs/linux-clang -I/home/builder/build-qt6-RPiOS_11_armhf-debug/qtbase/include -O1 -target arm-linux-gnueabihf -mcpu=arm1176jzf-s --sysroot /home/builder/sysroots/RPiOS_11_armhf -g -std=c++17 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -w -fexceptions -MD -MT qtquick3d/src/3rdparty/openxr/CMakeFiles/Bundled
OpenXR.dir/src/loader/loader_logger.cpp.o -MF qtquick3d/src/3rdparty/openxr/CMakeFiles/BundledOpenXR.dir/src/loader/loader_logger.cpp.o.d -o qtquick3d/src/3rdparty/openxr/CMakeFiles/BundledOpenXR.dir/src/loader/loader_logger.cpp.o -c /home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/src/loader/loader_logger.cpp

In file included from /home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/src/loader/loader_logger.cpp:15:

/home/builder/qt5-git/qtquick3d/src/3rdparty/openxr/src/common/platform_utils.hpp:75:2: error: "No architecture string known!"
   75 | #error "No architecture string known!"
      |  ^
1 error generated.