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From: Bruce Evans <brde@optusnet.com.au>
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To: Eitan Adler <eadler@FreeBSD.org>
Subject: Re: svn commit: r243670 - head/share/man/man5
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 src-committers@FreeBSD.org, Bruce Evans <brde@optusnet.com.au>
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On Thu, 29 Nov 2012, Eitan Adler wrote:

> On 29 November 2012 19:09, Bruce Evans <brde@optusnet.com.au> wrote:
>> On Thu, 29 Nov 2012, Eitan Adler wrote:
>
>> "gcc" was mostly correct here, since the flags are unportable gcc ones.
>> They don't work with any "cc", but may work with clang, although this
>> is unclear since none of them is documented in clang(1).
>
> Every time I talk to the clang folk about flags they point me to gcc
> documentation.

That's where I look too.  It doesn't cover clang extensions.

>> However, I never would have agreed to putting any of them here.
>>
>> Lots here is now superseded by flags set by WARNS anyway.
>>
>> clang's even more unportable new flags are not documented in clang(1)
>> and the settings here are too old to have dreamed of these.
>
> The reference to BDECFLAGS actually isn't true - there is no such
> variable. There is a *commented out* version which I had planned to
> email you about at some point.

The whole file src/share/examples/etc consists of commented-out examples
and comments about the examples, with most of its value in the latter.

Bruce