--- Comment #21 from davek at gcc dot gnu dot org 2010-01-17 16:01 ---
(In reply to comment #20)
> Well. I suppose we can backport stuff for 4.5.1 if it is LTO specific
> but I don't want to have it before 4.5.0.
Thanks, that's how I'll proceed then.
> Please open an new bugreport fo
--- Comment #20 from rguenther at suse dot de 2010-01-17 15:48 ---
Subject: Re: LTO configuration should detect if the
target is ELF
On Sun, 17 Jan 2010, davek at gcc dot gnu dot org wrote:
> --- Comment #19 from davek at gcc dot gnu dot org 2010-01-17 15:08
> ---
> Created
--- Comment #19 from davek at gcc dot gnu dot org 2010-01-17 15:08 ---
Created an attachment (id=19635)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19635&action=view)
lto for cygwin, and probably other coff targets
FTR. Well, that turned out to be quite easy. Needs some suppor
--- Comment #18 from davek at gcc dot gnu dot org 2010-01-02 15:20 ---
(In reply to comment #17)
> I don't really see the point of the ELF container if you also have code to
> parse a native object format. Either add a separate COFF etc. (or
> BFD-using if you so wish) implementation
--- Comment #17 from joseph at codesourcery dot com 2010-01-02 15:04
---
Subject: Re: LTO configuration should detect if the
target is ELF
On Sat, 2 Jan 2010, rguenth at gcc dot gnu dot org wrote:
> Fixed. The way to support LTO on non-ELF targets is to wrap all LTO sections
> in a
--- Comment #16 from davek at gcc dot gnu dot org 2010-01-02 14:33 ---
JFTR: I'll be working on this later in January. I'll do it on the
cygwin-improvements branch for visibility.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41529
--- Comment #15 from rguenth at gcc dot gnu dot org 2010-01-02 14:16
---
Fixed. The way to support LTO on non-ELF targets is to wrap all LTO sections
in an ELF container that is wrapped in a native section. We then have to
have code to open a native object format section and direct li
--- Comment #14 from rguenth at gcc dot gnu dot org 2010-01-02 14:13
---
Subject: Bug 41529
Author: rguenth
Date: Sat Jan 2 14:13:37 2010
New Revision: 155565
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155565
Log:
2010-01-02 Richard Guenther
PR lto/41529
--- Comment #13 from davek at gcc dot gnu dot org 2010-01-02 13:59 ---
(In reply to comment #12)
> The collect2 stuff should in principle work with non-ELF targets
> as well if you circumvent that first problem somehow (for
> example by not producing regular object code from cc1 but only
--- Comment #12 from rguenther at suse dot de 2010-01-02 13:56 ---
Subject: Re: LTO configuration should detect if the
target is ELF
On Sat, 2 Jan 2010, davek at gcc dot gnu dot org wrote:
> --- Comment #11 from davek at gcc dot gnu dot org 2010-01-02 13:51
> ---
> (In repl
--- Comment #11 from davek at gcc dot gnu dot org 2010-01-02 13:51 ---
(In reply to comment #10)
> FAIL: gcc.dg/lto/20081201-2 c_lto_20081201-2_0.o-c_lto_20081201-2_1.o execute
> -O3 -fwhopr
>
> this means you do not get any LTO optimization (it's really the only test
> that tests this
--- Comment #10 from rguenth at gcc dot gnu dot org 2010-01-02 13:42
---
FAIL: gcc.dg/lto/20081201-2 c_lto_20081201-2_0.o-c_lto_20081201-2_1.o execute
-O3 -fwhopr
this means you do not get any LTO optimization (it's really the only test
that tests this )
So LTO is not working for
--- Comment #9 from davek at gcc dot gnu dot org 2010-01-02 13:25 ---
(In reply to comment #7)
> (In reply to comment #6)
> > I have a hard way thinking of a way this is a regression.
>
>
> Well it is partly a regression as if you have libelf installed in /usr/local
> or
> /usr, confi
--- Comment #8 from rguenth at gcc dot gnu dot org 2010-01-02 12:01 ---
Mine.
--
rguenth at gcc dot gnu dot org changed:
What|Removed |Added
AssignedTo|dnovillo a
--- Comment #7 from pinskia at gcc dot gnu dot org 2009-10-24 14:49 ---
(In reply to comment #6)
> I have a hard way thinking of a way this is a regression.
Well it is partly a regression as if you have libelf installed in /usr/local or
/usr, configure will find it by default and if yo
--- Comment #6 from rguenth at gcc dot gnu dot org 2009-10-24 11:56 ---
I have a hard way thinking of a way this is a regression.
--
rguenth at gcc dot gnu dot org changed:
What|Removed |Added
---
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