From: Markus Wichmann <nullplan@gmx.net>
To: musl@lists.openwall.com
Subject: Re: [musl] [PATCH] fix return value of wcs{,n}cmp for near-limits signed wchar_t values
Date: Fri, 6 Jan 2023 10:31:42 +0100 [thread overview]
Message-ID: <20230106093142.GB2032@voyager> (raw)
In-Reply-To: <20230106092010.GA2032@voyager>
On Fri, Jan 06, 2023 at 10:20:10AM +0100, Markus Wichmann wrote:
> return ((int64_t)*l - *r) >> 1;
Wait, disregard that suggestion. It doesn't work when the difference
comes out at 1. Works for all other values, but if the difference is 1,
the shift makes it 0, and that means something different for these
functions.
Ciao,
Markus
next prev parent reply other threads:[~2023-01-06 9:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-04 15:07 Gabriel Ravier
2023-01-06 9:20 ` Markus Wichmann
2023-01-06 9:31 ` Markus Wichmann [this message]
2023-01-06 11:17 ` Rich Felker
2023-01-06 16:57 ` Markus Wichmann
2023-01-07 1:51 ` Gabriel Ravier
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