Yes, and this is not just a theoretical concern: There was an article here [1] in 2021 claiming that Apple M1's FMA implementation had "flaws". There was actual

Yes, and this is not just a theoretical concern: There was an article here [1] in 2021 claiming that Apple M1's FMA implementation had "flaws". There was actually no such flaw. Instead, the author was caught off guard by the very phenomenon you are describing. [1] https://news.ycombinator.com/item?id=27880461 https://news.ycombinator.com/item?id=27880461