--- Additional Comments From giovannibajo at libero dot it 2004-12-14
23:27 ---
Patch is here:
http://gcc.gnu.org/ml/gcc-patches/2004-12/msg01070.html
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-14
20:29 ---
Fixed.
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What|Removed |Added
Status|NEW |RESOLVED
--- Additional Comments From law at redhat dot com 2004-12-14 20:07 ---
Should be fixed with today's checkin to tree-outof-ssa.c.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1
--- Additional Comments From law at redhat dot com 2004-12-14 17:55 ---
BTW, it's pretty easy now that I've sat down and analyzed this test to see
that my tree-ssa-dom.c patch from yesterday to fix pr18694 merely masked this
bug (pr1) on Darwin.
As I mentioned earlier today, pr1
--- Additional Comments From law at redhat dot com 2004-12-14 17:33 ---
This appears to be a bug in how we coalesce objects appearing in abnormal
PHIs. [ We get abnormal PHIs because of the computed gotos. ]
I've got a patch which appears to generate the right code for this testcase
and
--- Additional Comments From law at redhat dot com 2004-12-14 15:49 ---
Definitely a different problem than 18694. I'm looking at it now.
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What|Removed |Added
BugsThisDe
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-14
00:24 ---
(In reply to comment #13)
> Subject: Re: [4.0 regression] loops
> miscompiled
>
> On Mon, 2004-12-13 at 23:08 +, schwab at suse dot de wrote:
> > --- Additional Comments From schwab at suse
--- Additional Comments From law at redhat dot com 2004-12-14 00:39 ---
Subject: Re: [4.0 regression] loops
miscompiled
On Tue, 2004-12-14 at 00:24 +, pinskia at gcc dot gnu dot org wrote:
> --- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-14
> 00:24
--- Additional Comments From law at redhat dot com 2004-12-14 00:12 ---
Subject: Re: [4.0 regression] loops
miscompiled
On Mon, 2004-12-13 at 23:08 +, schwab at suse dot de wrote:
> --- Additional Comments From schwab at suse dot de 2004-12-13 23:08
> ---
> Still n
--- Additional Comments From schwab at suse dot de 2004-12-13 23:08 ---
Still not fixed.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1
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Bug 1 depends on bug 18694, which changed state.
Bug 18694 Summary: [4.0 regression] loop miscompilation at -O1 (-ftree-ch)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18694
What|Old Value |New Value
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--- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-13
21:00 ---
Yes the patch wich fixed PR 18694 also fixed this on powerpc-darwin. Can you
try again on ia64?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1
--- Additional Comments From schwab at suse dot de 2004-12-10 12:00 ---
The patch did not help. -fno-tree-dominator-opts is a workaround.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1
--- Additional Comments From steven at gcc dot gnu dot org 2004-12-10
11:05 ---
The patch identified in comment #7 really can't have caused this,
at worst it uncovered a latent bug because the order of edges is
changed after this patch - but no pass should depend on the edges
being in an
--- Additional Comments From kazu at cs dot umass dot edu 2004-12-10 05:12
---
Does the following patch help?
http://gcc.gnu.org/ml/gcc-patches/2004-12/msg00727.html
Do you know which pass is causing a problem?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1
--- Additional Comments From schwab at suse dot de 2004-12-09 17:03 ---
I have identified this patch as the trigger:
2004-10-25 Kazu Hirata <[EMAIL PROTECTED]>
* cfg.c (unchecked_make_edge, redirect_edge_succ,
redirect_edge_pred): Use VEC_safe_push instead of
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-09
14:13 ---
Here as reduced testcase as I could find:
typedef long unsigned int size_t;
extern void abort (void);
extern char *strcpy (char *, const char *);
extern int strcmp (const char *, const char *);
typedef __bui
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-09
13:14 ---
I think this is caused by the same problem as PR 18694.
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What|Removed |Added
BugsThisDepe
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