[PATCH] D143074: [LangRef] improve documentation of SNaN in the default FP environment

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Feb 1 08:17:23 PST 2023


arsenm added a comment.

> "There is also no attempt to treat the signaling bit as specified by IEEE-754; in particular, arithmetic operations can produce signaling NaNs."

No, arithmetic operations cannot produce signaling nans. Signaling nans only come from initialization.


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  https://reviews.llvm.org/D143074/new/

https://reviews.llvm.org/D143074



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