Ah ha! So the issue was always going through the error type reflection even for ...

		esprehn on June 1, 2024 \| parent \| context \| favorite \| on: Go: Sentinel errors and errors.Is() slow your code... Ah ha! So the issue was always going through the error type reflection even for the success path. https://github.com/golang/go/commit/af43932c20d5b59cdffca454... I'd be interesting to see the benchmark after that.