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Date:      Thu, 7 Mar 2013 20:45:20 -0500
From:      Eitan Adler <lists@eitanadler.com>
To:        Dimitry Andric <dim@freebsd.org>
Cc:        svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Andriy Gapon <avg@freebsd.org>
Subject:   Re: svn commit: r247960 - head/cddl/contrib/opensolaris/tools/ctf/cvt
Message-ID:  <CAF6rxgmbr4GrvNnSNtyscn9C14ofZr3qNxv-qdnTA=VOc-8fjw@mail.gmail.com>
In-Reply-To: <51391C1E.5030905@FreeBSD.org>
References:  <201303072216.r27MGZ1b031061@svn.freebsd.org> <513914C4.4010001@FreeBSD.org> <51391C1E.5030905@FreeBSD.org>

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On 7 March 2013 18:00, Dimitry Andric <dim@freebsd.org> wrote:
> On 2013-03-07 23:29, Andriy Gapon wrote:
> ...
>
>> I was not really kidding when I said that this change, as is, is a nop:
>
> ...
>
>>> +                       bname = strrchr(match.iim_name, '/');
>>> +                       bname = bname == NULL ? match.iim_name : bname +
>>> 1;
>>
>>
>> It would probably make sense to make use of bname after going to through
>> all the
>> trouble of calculating it:
>>
>>>                         match.iim_file = match.iim_name;
>>
>>
>> Should be match.iim_file = bname ?
>
>
> Yes, I actually had this in my test code, and committed the wrong diff
> by accident. :(  Fixed in r247962, in any case.
>
>
>
>> Surprised that clang hasn't warned you about this one :-)
>
>
> Clang currently does not have the -Wunused-but-set-variable warning; it
> is apparently available in the static analyzer.  On the other hand, that
> warning is one of the most annoying ones that newer gcc's have. :-)

I have found real bugs in FreeBSD's code base as a result of this
warning, but the vast majority were more annoying than useful.


-- 
Eitan Adler



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