"Unknown argument in the command line" build failure(s) — clang 11.0.0

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
axc 0.3.3-1clang: error: unknown argument: '-print-multiarch' Log
cod-tools 3.1.0+dfsg-1clang: error: unknown argument: '-foptimize-register-move' Log
efivar 37-5clang: error: unknown argument: '-flto-partition=none' 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 1.3.3-4clang: error: unknown argument: '-fno-aggressive-loop-optimizations' Log
linbox 1.6.3-2error: unknown argument: '-fabi-version=6' Log
opencryptoki 3.8.1+dfsg-3.1clang: error: unknown argument: '-fgnu-tm' Log
photoflow 0.2.8+git20200114-1clang: error: unknown argument: '-fno-ipa-sra' Log
refind 0.12.0-1clang: error: unknown argument: '-fno-tree-loop-distribute-patterns' Log
tbb 2020.3-1clang: error: unknown argument: '-flifetime-dse=1' Log
thc-ipv6 3.6-1clang: error: unknown argument: '-freorder-blocks-and-partition' Log

13 errors