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Re: Signed arguments to isspace et al
- From: Andreas Schwab <schwab at linux-m68k dot org>
- To: Florian Weimer <fweimer at redhat dot com>
- Cc: libc-alpha at sourceware dot org
- Date: Thu, 13 Sep 2012 16:26:17 +0200
- Subject: Re: Signed arguments to isspace et al
- References: <5051E8FA.80502@redhat.com>
Florian Weimer <fweimer@redhat.com> writes:
> Suppose c is a char and has a negative value distinct from EOF. According
> to the C standard, isspace(c) is undefined. However, a lot of code
> doesn't perform the cast to unsigned char. I wonder if we support this
> usage to some degree?
The CTYPE tables always contain 384 entries.
Andreas.
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Andreas Schwab, schwab@linux-m68k.org
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