From: Richard Guenther <richard.guenther@gmail.com>
To: "Joseph S. Myers" <joseph@codesourcery.com>
Cc: gcc@gcc.gnu.org, Ian Lance Taylor <iant@google.com>
Subject: Re: PATCH RFA: Build stages 2 and 3 with C++
Date: Mon, 01 Aug 2011 09:59:00 -0000 [thread overview]
Message-ID: <CAFiYyc2dfhO0UYyM3-cu2LnMAje50Wt6TB0pik+aAygGmc0LTg@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.1108010949050.23880@digraph.polyomino.org.uk>
On Mon, Aug 1, 2011 at 11:53 AM, Joseph S. Myers
<joseph@codesourcery.com> wrote:
> On Mon, 1 Aug 2011, Richard Guenther wrote:
>
>> I think it's the only viable solution (use the full enum for a non-GCC stage1
>> C++ compiler). We could help it somewhat by at least placing
>> enum bitfields first/last in our bitfield groups.
>
> Are GCC and other compilers declaring that they support the GNU C and C++
> languages by defining __GNUC__ really the only compilers with this
> extension? Feature tests for particular features are generally better
> than testing for whether the compiler in use is GCC. (Using configure
> tests for things in ansidecl.h does require checking where in the gcc and
> src repositories those things are used, to make sure that the relevant
> configure tests are used everywhere necessary.)
>
> (Actually, C++03 appears to support enum bit-fields - it's only for C that
> they are a GNU extension - so can't we just enable them unconditionally
> when building as C++?)
Oh, sure - that's even better.
Richard.
next prev parent reply other threads:[~2011-08-01 9:59 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-16 6:56 Ian Lance Taylor
2011-07-16 7:05 ` Andrew Pinski
2011-07-16 7:48 ` Ian Lance Taylor
2011-07-16 7:59 ` Basile Starynkevitch
2011-07-17 3:17 ` Ian Lance Taylor
2011-07-16 16:11 ` Diego Novillo
2011-07-16 22:58 ` Ian Lance Taylor
2011-07-17 10:36 ` Richard Guenther
2011-07-17 12:21 ` Eric Botcazou
2011-07-17 16:55 ` Richard Guenther
2011-07-17 17:55 ` Markus Trippelsdorf
2011-07-17 22:37 ` Markus Trippelsdorf
2011-09-04 17:20 ` Thomas Schwinge
2011-07-16 20:40 ` Toon Moene
2011-07-19 21:33 ` Ian Lance Taylor
2011-07-19 22:24 ` Gabriel Dos Reis
2011-07-20 0:46 ` H.J. Lu
2011-07-20 1:15 ` H.J. Lu
2011-07-20 6:28 ` David Edelsohn
2011-07-20 9:34 ` Jonathan Wakely
2011-07-20 11:02 ` Jonathan Wakely
2011-07-20 12:41 ` David Edelsohn
2011-07-20 12:48 ` Richard Guenther
2011-07-20 14:07 ` Diego Novillo
2011-07-20 14:34 ` Ian Lance Taylor
2011-07-20 15:35 ` Jonathan Wakely
2011-07-20 15:06 ` Toon Moene
2011-07-20 15:23 ` Ian Lance Taylor
2011-07-20 15:53 ` David Edelsohn
2011-07-20 15:55 ` Ian Lance Taylor
2011-07-20 20:05 ` David Edelsohn
2011-07-20 20:53 ` Ian Lance Taylor
2011-07-20 21:06 ` Mike Stump
2011-07-21 0:10 ` Ian Lance Taylor
2011-07-21 9:40 ` Basile Starynkevitch
2011-07-21 16:06 ` Ian Lance Taylor
2011-07-21 17:44 ` Jakub Jelinek
2011-07-21 19:40 ` Ian Lance Taylor
2011-07-21 20:12 ` Basile Starynkevitch
2011-07-21 22:38 ` Ian Lance Taylor
2011-07-21 6:57 ` David Edelsohn
2011-07-21 7:25 ` Eric Botcazou
2011-07-21 14:24 ` David Edelsohn
2011-07-20 17:58 ` Thomas Schwinge
2011-07-20 21:41 ` Toon Moene
2011-07-31 23:20 ` Marc Glisse
2011-08-01 9:14 ` Richard Guenther
2011-08-01 9:53 ` Joseph S. Myers
2011-08-01 9:59 ` Richard Guenther [this message]
2011-08-01 10:05 ` Marc Glisse
2011-08-08 17:42 ` Romain Geissler
2011-08-08 18:49 ` Ian Lance Taylor
2011-08-08 19:40 ` Romain Geissler
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