Reference 1
From github/clang old repo Feb 2019:
clang/include/clang/Basic/Builtins.def: __builtin_cheri_*
clang/include/clang/Basic/BuiltinsMips.def: __builtin_mips_cheri_*
If you could revise
the fundmental principles of
computer system design
to improve security...
... what would you change?