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From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug ada/55243] STAMP variable is not defined in t-avr
Date: Mon, 10 Dec 2012 21:18:00 -0000	[thread overview]
Message-ID: <bug-55243-4-09cP1dqJA0@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-55243-4@http.gcc.gnu.org/bugzilla/>


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55243

--- Comment #19 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-12-10 21:17:52 UTC ---
> It works with read-only sources, provided everything is consistent.  Or are
> you saying that a t-snip must not use $(STAMP)?

I'm saying that the build process should never touch the source tree.

> Actually, the PR boils down to the fact the STAMP is not defined, I am nut
> sure if the compiler is supposed to build without STAMP.

Probably not, but what I'm trying to understand is why we seem to be fiddling
with the source tree when building the gnattools.

> Is basically follows an idea introduced with genopt.sh in
> 
> http://gcc.gnu.org/viewcvs?view=revision&revision=175248
> 
> Notice how t-avr builds avr-tables.opt, and that the latter is added to the
> repo.

The point is that, if a file is present in the repo, it should not be generated
at build time, but only when it is updated in the repo.


  parent reply	other threads:[~2012-12-10 21:18 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-08 21:47 [Bug target/55243] New: " rolf.ebert.gcc at gmx dot de
2012-11-08 21:51 ` [Bug target/55243] " pinskia at gcc dot gnu.org
2012-11-08 22:08 ` rolf.ebert.gcc at gmx dot de
2012-11-11 21:31 ` rolf.ebert.gcc at gmx dot de
2012-11-14  0:00 ` [Bug ada/55243] " gjl at gcc dot gnu.org
2012-11-17 10:03 ` rolf.ebert.gcc at gmx dot de
2012-11-29 14:19 ` ebotcazou at gcc dot gnu.org
2012-12-02 23:17 ` gjl at gcc dot gnu.org
2012-12-03  6:40 ` ebotcazou at gcc dot gnu.org
2012-12-03 13:38 ` gjl at gcc dot gnu.org
2012-12-03 14:35 ` ebotcazou at gcc dot gnu.org
2012-12-10 17:01 ` gjl at gcc dot gnu.org
2012-12-10 18:00 ` ebotcazou at gcc dot gnu.org
2012-12-10 18:02 ` ebotcazou at gcc dot gnu.org
2012-12-10 18:25 ` gjl at gcc dot gnu.org
2012-12-10 18:37 ` gjl at gcc dot gnu.org
2012-12-10 18:47 ` ebotcazou at gcc dot gnu.org
2012-12-10 18:49 ` ebotcazou at gcc dot gnu.org
2012-12-10 20:41 ` gjl at gcc dot gnu.org
2012-12-10 21:18 ` ebotcazou at gcc dot gnu.org [this message]
2012-12-10 22:57 ` gjl at gcc dot gnu.org
2012-12-10 23:13 ` ebotcazou at gcc dot gnu.org
2012-12-11 12:18 ` gjl at gcc dot gnu.org
2012-12-11 19:57 ` rolf.ebert.gcc at gmx dot de
2012-12-12 11:35 ` ebotcazou at gcc dot gnu.org
2012-12-14 18:26 ` gjl at gcc dot gnu.org
2012-12-14 18:32 ` ebotcazou at gcc dot gnu.org
2012-12-16 11:08 ` [Bug target/55243] " ebotcazou at gcc dot gnu.org
2012-12-17 19:25 ` rolf.ebert.gcc at gmx dot de
2012-12-17 22:54 ` gjl at gcc dot gnu.org
2012-12-20 21:45 ` ebotcazou at gcc dot gnu.org
2013-01-07 13:12 ` gjl at gcc dot gnu.org
2013-01-07 13:16 ` gjl at gcc dot gnu.org

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