Re: Warnings from fwrite() in git head

From: Jeff Janes <jeff(dot)janes(at)gmail(dot)com>
To: Bruce Momjian <bruce(at)momjian(dot)us>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Warnings from fwrite() in git head
Date: 2012-10-08 16:15:22
Message-ID: CAMkU=1xwJFTR53oP9ZnFNJ-_DoYgKSFpHeUwHMfY8fdmXQ5E4A@mail.gmail.com
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On Mon, Oct 8, 2012 at 8:58 AM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> I am seeing the following warnings in git head from zic.c:
>
> zic.c:1505: warning: ignoring return value of ‘fwrite’, declared with attribute warn_unused_result
...
>
> Seems casting to void is not enough. Not sure why the error just
> started appearing for me last week. I don't see any recent gcc updates.
> This is gcc version 4.4.5-8 on Debian Squeeze.

I think it was the addition of _FORTIFY_SOURCE

I get the warnings in zic.c, but also I was also getting them in a
different file. But now I only see zic ones in newest HEAD.

Cheers,

Jeff

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