--- Comment #10 from rguenth at gcc dot gnu dot org 2009-08-03 08:46
---
Subject: Bug 40903
Author: rguenth
Date: Mon Aug 3 08:45:37 2009
New Revision: 150365
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=150365
Log:
2009-07-30 Richard Guenther rguent...@suse.de
PR
--- Comment #7 from rguenth at gcc dot gnu dot org 2009-07-30 16:24 ---
Subject: Bug 40903
Author: rguenth
Date: Thu Jul 30 16:24:05 2009
New Revision: 150262
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=150262
Log:
2009-07-30 Richard Guenther rguent...@suse.de
PR
--- Comment #8 from rguenth at gcc dot gnu dot org 2009-07-30 16:24 ---
Fixed.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40903
--- Comment #9 from rguenth at gcc dot gnu dot org 2009-07-30 16:25 ---
,
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Status|ASSIGNED
--- Comment #1 from rguenth at gcc dot gnu dot org 2009-07-29 13:39 ---
I'm working on this.
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #2 from rth at gcc dot gnu dot org 2009-07-29 17:55 ---
I believe a proper way to handle this, preserving the semantics that
the linker provides, is to transform this into
union {
double _1;
int _2;
} i;
and replace occurrences with i._1, i._2, etc.
Perhaps a more
--- Comment #3 from rguenther at suse dot de 2009-07-29 18:01 ---
Subject: Re: LTO doesn't merge common sections properly
On Wed, 29 Jul 2009, rth at gcc dot gnu dot org wrote:
--- Comment #2 from rth at gcc dot gnu dot org 2009-07-29 17:55 ---
I believe a proper way to
--- Comment #4 from rth at gcc dot gnu dot org 2009-07-29 18:10 ---
So LTO still produces N output object files for N input files?
Cause you can't just output
.comm i,4,4
.comm i,8,8
in one object file, and I didn't see any changes to varasm.c...
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--- Comment #5 from rguenther at suse dot de 2009-07-29 18:18 ---
Subject: Re: LTO doesn't merge common sections properly
On Wed, 29 Jul 2009, rth at gcc dot gnu dot org wrote:
--- Comment #4 from rth at gcc dot gnu dot org 2009-07-29 18:10 ---
So LTO still produces N
--- Comment #6 from rguenth at gcc dot gnu dot org 2009-07-29 19:20 ---
Ah, it's because I don't push to lto_global_var_decls. We can at
write-global-declarations time walk over all global vars and exchange the
written decl for
the largest in the chain.
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