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From: "mrs at apple dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug pch/14400] [3.4 regression] Cannot compile qt-x11-free-3.3.0
Date: Mon, 05 Apr 2004 20:54:00 -0000	[thread overview]
Message-ID: <20040405205422.6660.qmail@sources.redhat.com> (raw)
In-Reply-To: <20040303083528.14400.schmid@snake.iap.physik.tu-darmstadt.de>


------- Additional Comments From mrs at apple dot com  2004-04-05 20:54 -------
Subject: Re:  Cannot compile qt-x11-free-3.3.0

On Saturday, April 3, 2004, at 07:38 PM, Ian Lance Taylor wrote:
> Any thoughts on how difficult it would be to, when a PCH can not be
> loaded at the correct address, skip the PCH and try for the original
> header files?

Just move the call that tries the mmap of the pch file to the 
validation routine.  The issue there is we'd need to think about trying 
to mmap twice.  Currently, we only ever do it once.  We would try and 
mmap more than once when there are multiple PCH files for the same 
source, as we run thought all of them, trying to validate each one.

> Of course, the result will not necessarily be equivalent--the original 
> headers
> might not be present, or might have been modified since the PCH was 
> created.

This issue is known and expected and not an issue.



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14400


  parent reply	other threads:[~2004-04-05 20:54 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-03  8:35 [Bug pch/14400] New: " schmid at snake dot iap dot physik dot tu-darmstadt dot de
2004-03-03 12:40 ` [Bug pch/14400] " giovannibajo at libero dot it
2004-03-03 16:44 ` pinskia at gcc dot gnu dot org
2004-03-04  6:07 ` schmid at snake dot iap dot physik dot tu-darmstadt dot de
2004-03-04  7:03 ` schmid at snake dot iap dot physik dot tu-darmstadt dot de
2004-03-17  5:50 ` mmitchel at gcc dot gnu dot org
2004-03-17  5:56 ` pinskia at gcc dot gnu dot org
2004-03-25  6:57 ` pinskia at gcc dot gnu dot org
2004-03-26  8:01 ` schmid at snake dot iap dot physik dot tu-darmstadt dot de
2004-03-27  7:03 ` ian at wasabisystems dot com
2004-03-30  1:42 ` geoffk at gcc dot gnu dot org
2004-03-30  7:07 ` ian at wasabisystems dot com
2004-04-01  1:17 ` geoffk at apple dot com
2004-04-02 15:18 ` ian at wasabisystems dot com
2004-04-02 19:16 ` geoffk at apple dot com
2004-04-04  3:39 ` ian at wasabisystems dot com
2004-04-05 20:40 ` [Bug pch/14400] [3.4 regression] " ian at wasabisystems dot com
2004-04-05 20:54 ` mrs at apple dot com [this message]
2004-04-05 22:50 ` geoffk at apple dot com
2004-04-06  0:39 ` ian at wasabisystems dot com
2004-04-06 13:34 ` [Bug pch/14400] [3.4/3.5 " ian at wasabisystems dot com
2004-04-07 18:01 ` mmitchel at gcc dot gnu dot org
2004-04-07 18:34 ` mueller at kde dot org
2004-04-07 18:53 ` ian at wasabisystems dot com
2004-04-07 19:21 ` mark at codesourcery dot com
2004-04-07 19:22 ` [Bug pch/14400] " pinskia at gcc dot gnu dot org
2004-04-07 19:35 ` ian at wasabisystems dot com
2004-04-07 20:44 ` ian at wasabisystems dot com
2004-04-12 21:11 ` mmitchel at gcc dot gnu dot org
2004-04-12 22:07 ` geoffk at gcc dot gnu dot org
2004-04-12 22:45 ` ian at wasabisystems dot com
2004-04-12 23:13 ` geoffk at apple dot com
2004-04-13 15:07 ` ian at wasabisystems dot com
2004-04-13 18:38 ` geoffk at gcc dot gnu dot org
2004-04-13 19:48 ` ian at wasabisystems dot com
2004-04-13 19:53 ` geoffk at gcc dot gnu dot org
2004-05-29 22:54 ` [Bug pch/14400] [pch] " mmitchel at gcc dot gnu dot org
2004-06-18 23:57 ` mmitchel at gcc dot gnu dot org
2004-08-23 20:55 ` mmitchel at gcc dot gnu dot org
2004-11-01  0:47 ` mmitchel at gcc dot gnu dot org
2005-04-14  0:28 ` pinskia at gcc dot gnu dot org
2005-05-19 17:50 ` mmitchel at gcc dot gnu dot org
2005-08-02 19:04 ` cvs-commit at gcc dot gnu dot org
2005-08-02 19:05 ` ian at airs dot com

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