The non-intrusive ad-hoc borrowing scheme…

[Atila Neves]

On Wednesday, 13 November 2019 at 12:22:12 UTC, Ola Fosheim 
Grøstad wrote:
> Since Rust style borrowing checks lead to various 
> complications, why not embrace testing as an alternative 
> approach. Basically providing something like valgrind for 
> borrowing.
>
> [...]

How would this differ from actually using valgrind or address 
sanitizer?