Support lists for ObjC and ObjC++ standards #16636

Job	Run time
Arch Linux	20m 21s
Arch Linux	20m 21s
Arch / PyPy	19m 56s
Arch / PyPy	19m 56s
CUDA (on Arch)	8m 25s
CUDA (on Arch)	8m 25s
Fedora	20m 9s
Fedora	20m 9s
Ubuntu Rolling (gcc, g++)	20m 22s
Ubuntu Rolling (gcc, g++)	20m 22s
Gentoo	21m 55s
Gentoo	21m 55s
Ubuntu Rolling (--unity=on -Ddefault_library=static, --no-unittests, gcc, g++)	14m 3s
Ubuntu Rolling (--unity=on -Ddefault_library=static, --no-unittests, gcc, g++)	14m 3s
OpenSUSE	16m 32s
OpenSUSE	16m 32s
Ubuntu Bionic	14m 8s
Ubuntu Bionic	13m 49s
Ubuntu Rolling (-Ddefault_library=both, --no-unittests, gcc, g++)	14m 25s
Ubuntu Rolling (-Ddefault_library=both, --no-unittests, gcc, g++)	14m 25s
Ubuntu Rolling (clang, clang++)	23m 9s
Ubuntu Rolling (clang, clang++)	23m 9s
Ubuntu Rolling (--unity=on, --no-unittests, clang, clang++)	16m 4s
Ubuntu Rolling (--unity=on, --no-unittests, clang, clang++)	16m 4s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, 0, gcc, g++)	14m 13s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, 0, gcc, g++)	14m 13s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, --unity=on, gcc, g++)	14m 16s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, --unity=on, gcc, g++)	14m 16s
	7h 55m 37s

Provide feedback