>Related, I miss the insane dedication to quality that team had. Every single bug had a regression test created for it. Compilers in particular are usually eas

>Related, I miss the insane dedication to quality that team had. Every single bug had a regression test created for it. Compilers in particular are usually easy to have rigorous regression testing for. Investigating any issue usually forces you to produce a minimal repro because of how complicated a compiler is. Also, all the inputs and outputs are known. Then it's just a one tiny extra step of putting that all together into a checked-in test.