Date: Tue, 25 Feb 2020 21:59:14 +0000 From: Joseph Myers <joseph@...esourcery.com> To: <libc-coord@...ts.openwall.com> Subject: Re: Behavior of function nan() On Tue, 25 Feb 2020, enh wrote: > btw, note that NAN is equivalent to nanf(3), not nan(3). And that a default float NaN, converted to double, may not be the same as a default double NaN - but if you don't care about NaN payloads anyway, that probably doesn't matter. TS 18661-1 and C2x (Annex F only, not in the main standard) define setpayload functions to return a NaN with a given payload in a portable way. -- Joseph S. Myers joseph@...esourcery.com
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