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Re: [Tinycc-devel] What does 0xFF mean?
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From: |
Vincent Lefevre |
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Subject: |
Re: [Tinycc-devel] What does 0xFF mean? |
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Date: |
Fri, 27 Jun 2014 16:20:11 +0200 |
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User-agent: |
Mutt/1.5.21-6305-vl-r59709 (2013-04-16) |
On 2014-06-27 21:56:39 +0800, YX Hao wrote:
> > > I think I've already seen such a bug with some software, probably
> > > because it wasn't detecting EOF (-1) correctly.
>
> Even if it is a "0xFF", it should not be the EOF, though many people
> say it. You can make a file to test using my attachment. ;)
Yes, that's why I say above that it is a bug. I think that some
developers *incorrectly* store the result of fgetc() to a char
instead of an int, in which case 0xFF can't be distinguished from
EOF.
--
Vincent Lefèvre <address@hidden> - Web: <https://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)