[hgs3]

C23 improved struct compatibility so you might be able to leverage that to craft macros that better emulate slices. [1]

There is an RFC proposal for the Clang frontend for adding bounds checking reminiscent of Microsoft's SAL. [2]

[1] https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3003.pdf

[2] https://discourse.llvm.org/t/rfc-enforcing-bounds-safety-in-...

[uecker]

You may be interested in this: https://github.com/uecker/noplate.git