"Unknown argument in the command line" build failure(s) — clang 10.0.0

gcc has plenty of options. Some of them should be implemented by clang, some other, no.
A first discussion occurred on this subject on the clang mailing list.
PackageVersionSupposed error messageFull log Bug report
beep 1.4.3-2clang: error: unknown argument: '-fstack-clash-protection' Log
cod-tools 2.10+dfsg-1clang: error: unknown argument: '-foptimize-register-move' Log
ebook-speaker 5.3-2clang: error: unknown argument: '-faggressive-loop-optimizations' Log
gfan 0.6.2-2clang: error: unknown argument: '-fno-guess-branch-probability' Log 755308
gmic 2.4.5-1.1clang: error: unknown argument: '-fno-ipa-sra' Log
gprolog 1.4.5.0-3clang: error: unknown argument '-ffixed-r12'; did you mean '-ffixed-r19'? Log
lastpass-cli 1.3.3-3clang: error: unknown argument: '-fno-aggressive-loop-optimizations' Log
librecad 2.1.3-1.2clang: error: unknown argument: '-fext-numeric-literals' Log
linbox 1.6.3-2clang: error: unknown argument: '-fabi-version=6' Log
opencryptoki 3.8.1+dfsg-3.1clang: error: unknown argument: '-fgnu-tm' Log
tbb 2020.2-2clang: error: unknown argument: '-flifetime-dse=1' Log
thc-ipv6 3.6-1clang: error: unknown argument: '-freorder-blocks-and-partition' Log

12 errors