[PATCH] D87835: [APFloat] prevent NaN morphing into Inf on conversion (PR43907)

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

> even though it _doesn't_ match what the HW does, because the HW can signal and APFloat can't

APFloat can signal exceptions: they're supposed to be returned in opStatus.


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  https://reviews.llvm.org/D87835/new/

https://reviews.llvm.org/D87835