On Sun, 2021-12-05 at 13:24 -0800, arthurwil...@gmail.com wrote:
> How is it possible for this test case to ever fail?
>
> // Same allocation should be equal to itself (not crash).
> err := errors.New("jkl")
> if err != err {
> t.Errorf(`err != err`)
> }
>
https://cs.opensource.google/go/go/+/master:src/errors/errors_test.go;drc=519474451a44b861e54466998a893a173bd54c4b;l=24
>
If errors.errorString ever was changed to contain a slice or func or
other non-comparable type and the type were made a non-pointer, the
equality would crash https://go.dev/play/p/yOIeVA2LsG1
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