See
https://testresults.qt.io/codechecker/daily_analyses/qttools/dev/qttools-dev-20210405-b6e01d2754/qhelpcontentwidget.cpp_clangsa_2944a42debf93e63901f387d52f5e559.plist.html#reportHash=8ad2f99c3c7f7618d5c6f161c5df7145