--- Comment #4 from rask at gcc dot gnu dot org 2007-11-14 19:10 ---
For f(), combine wants a pattern to match
(set (reg:DI 76)
(sign_extend:DI (subreg:SI (plus:DI (subreg:DI (mult:SI (reg:SI 16 $16 [ x
])
(const_int 4 [0x4])) 0)
(reg:DI 17 $1
--- Comment #13 from manu at gcc dot gnu dot org 2007-11-14 18:35 ---
(In reply to comment #12)
> The submitter's testcase fails on powerpc-linux with the current 4.1 and 4.2
> branches but has passed on mainline for several months. In comment #9 I said
> that results seemed to be inter
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--- Comment #12 from janis at gcc dot gnu dot org 2007-11-14 17:51 ---
The submitter's testcase fails on powerpc-linux with the current 4.1 and 4.2
branches but has passed on mainline for several months. In comment #9 I said
that results seemed to be intermittent; if it would be worthwh
--- Comment #4 from dave at hiauly1 dot hia dot nrc dot ca 2007-11-14
15:57 ---
Subject: Re: New: [4.2/4.3 Regression] ICE in reload_cse_simplify_operands,
at postreload.c:392
> gcc 4.1 can compile the attached source without any problems, but gcc-4.2
> (at -O) and trunk (20070916, a
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--- Comment #11 from steven at gcc dot gnu dot org 2007-11-14 10:00 ---
Is this still a problem?
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--- Comment #3 from tbm at cyrius dot com 2007-11-14 08:53 ---
Created an attachment (id=14552)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14552&action=view)
Reduced testcase
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--- Comment #2 from tbm at cyrius dot com 2007-11-14 08:52 ---
Created an attachment (id=14551)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14551&action=view)
preprocessed source
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--- Comment #1 from tbm at cyrius dot com 2007-11-14 08:52 ---
Forgot to say that this is Debian bug http://bugs.debian.org/451047
Just for the reference.
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tbm at cyrius dot com changed:
What|Removed |Added
CC||debian-gcc at lists dot
||debian
tags 451047 + upstream
forwarded 451047 http://gcc.gnu.org/PR34091
thanks
* Julien Cristau <[EMAIL PROTECTED]> [2007-11-13 10:12]:
> Still ICE with -O1. Runs ok with -O0.
This is now PR34091.
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> tags 451047 + upstream
Bug#451047: gcc-4.2: [hppa] ICE in reload_cse_simplify_operands, at
postreload.c:392
There were no tags set.
Tags added: upstream
> forwarded 451047 http://gcc.gnu.org/PR34091
Bug#451047: gcc-4.2: [hppa] ICE in reload_cse_simpli
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