kbuild test robot <lkp@xxxxxxxxx> wrote:
scripts/Makefile.kasan:17: Cannot use CONFIG_KASAN: -fsanitize=kernel-address is not supported by compiler
cc1: warning: command line option '-fno-rtti' is valid for C++/ObjC++ but not for C
cc1: warning: command line option '-fpermissive' is valid for C++/ObjC++ but not for C
It would need to use g++-8 to compile it ;-)