https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99543
--- Comment #2 from ryan.burn at gmail dot com --- it worked with root@15a43977d8e1:/t/hdr-mod# g++ --version g++ (GCC) 11.0.1 20210311 (experimental) Copyright (C) 2021 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.