From: lexa@dm.botik.ru (Alexey I. Adamovich)
To: gcc@gcc.gnu.org
Cc: Ian Lance Taylor <iant@google.com>
Subject: Re: Help ! Frozen by a comment in gcc/c-common.h!
Date: Sun, 30 Aug 2009 06:58:00 -0000 [thread overview]
Message-ID: <20090829194244.GA20643@dm.botik.ru> (raw)
In-Reply-To: <20090829162921.GA23668@adam.botik.ru>
Forgot RID_LAST_MODIFIER
On Sat, Aug 29, 2009 at 08:29:21PM +0400, Alexei I. Adamovich wrote:
> So for the sake of those who will develop C-derived front ends, should
> we change the comment like below:
> > /* Reserved identifiers. This is the union of all the keywords for C,
> > C++, and Objective-C. In the past, in earlier GCC versions all the
> > type modifiers had to be in one block at the beginning, because
> > they were used as mask bits. There were 27 type modifiers; so if
> > anybody added many more the mask mechanism would have to be
> > redesigned. Now it doesn't matter, since corresponding mask
> > machinery gone */
Should the last lines be re-written as follows:
> redesigned. Now it doesn't matter, since corresponding mask
> machinery gone. But anyway when adding any type modifier it's
> better to follow the old rule and to get sure that
> RID_LAST_MODIFIER is defined and handled correctly also */
[?]
Alexei I. Adamovich
next prev parent reply other threads:[~2009-08-29 19:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-27 13:29 Alexei I. Adamovich
2009-08-28 4:53 ` Ian Lance Taylor
2009-08-30 3:04 ` Alexei I. Adamovich
2009-08-30 6:58 ` Alexey I. Adamovich [this message]
2009-08-31 18:23 ` Ian Lance Taylor
2009-08-31 19:27 ` Alexey I. Adamovich
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