This is considered a practical example? Regardless, checking a register or hot v... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		rini17 on July 14, 2019 \| parent \| context \| favorite \| on: “What the Hardware Does” Is Not What Your Program ... This is considered a practical example? Regardless, checking a register or hot value already in cache against a constant is free on modern CPUs.

mhh__ on July 14, 2019 [–]

It's not a practical example but it's relatively non trivial e.g. some otherwise good compilers can't figure that one out.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact