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Date: Tue, 07 Apr 2015 09:10:00 -0000
From: Jonathan Wakely <jwakely@redhat.com>
To: Gerald Pfeifer <gerald@pfeifer.com>
Cc: Jakub Jelinek <jakub@redhat.com>, gcc-patches@gcc.gnu.org,        Ed Smith-Rowland <3dw4rd@verizon.net>
Subject: Re: [wwwdocs] Document __has_attribute in /gcc-5/changes.html
Message-ID: <20150407090952.GZ9755@redhat.com>
References: <20150311180911.GB4981@redhat.com> <20150311181450.GO1746@tucnak.redhat.com> <20150311184201.GC4981@redhat.com> <alpine.LSU.2.20.1504071033320.9357@tuna.site>
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On 07/04/15 10:38 +0200, Gerald Pfeifer wrote:
>One question: where it refers to __has_attribute returning a
>date in some cases, would it make sense to provide an example
>or show the format?

The referenced SD-6 document shows the values and format:
http://isocpp.org/std/standing-documents/sd-6-sg10-feature-test-recommendations

I would expect that most people using the macros are going to be
referring to that document anyway.