https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
Richard Biener changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
Richard Biener changed:
What|Removed |Added
Target Milestone|--- |5.0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #30 from tejohnson at gcc dot gnu.org ---
Author: tejohnson
Date: Wed Oct 15 15:45:59 2014
New Revision: 216269
URL: https://gcc.gnu.org/viewcvs?rev=216269&root=gcc&view=rev
Log:
2014-10-15 Teresa Johnson
PR bootstrap/63432
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #29 from Teresa Johnson ---
On Mon, Oct 13, 2014 at 2:32 PM, Teresa Johnson wrote:
> On Mon, Oct 13, 2014 at 8:53 AM, hjl.tools at gmail dot com
> wrote:
>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>>
>> --- Comment #27 fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #28 from Teresa Johnson ---
On Mon, Oct 13, 2014 at 8:53 AM, hjl.tools at gmail dot com
wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>
> --- Comment #27 from H.J. Lu ---
> (In reply to Teresa Johnson from comment #24)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #27 from H.J. Lu ---
(In reply to Teresa Johnson from comment #24)
> Arg, looks very similar so maybe another instance of the duplicate
> threading is slipping through? My own lto profiled bootstrap succeeded
> with my patch. I will
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #26 from H.J. Lu ---
I will find a testcase when it fails again.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #25 from Teresa Johnson ---
Unfortunately I can't reproduce this failure. Here's what I did:
In my gcc source:
% svn update -r r216039
In my build directory:
% ~/gcc_trunk_7/configure
--prefix=/usr/local/google/home/tejohnson/gcc_tr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #24 from Teresa Johnson ---
On Thu, Oct 9, 2014 at 12:52 PM, hjl.tools at gmail dot com
wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>
> --- Comment #23 from H.J. Lu ---
> With r216039, I still got
>
> ../../src-trunk
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #23 from H.J. Lu ---
With r216039, I still got
../../src-trunk/gcc/cp/parser.c: In function ‘cp_parser_declaration_seq_opt’:
../../src-trunk/gcc/cp/parser.c:11049:0: error: verify_flow_info: Wrong
probability of edge 53->54 -11922283
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #22 from tejohnson at gcc dot gnu.org ---
Author: tejohnson
Date: Thu Oct 9 04:38:24 2014
New Revision: 216024
URL: https://gcc.gnu.org/viewcvs?rev=216024&root=gcc&view=rev
Log:
2014-10-07 Teresa Johnson
PR bootstrap/63432.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #21 from Teresa Johnson ---
On Tue, Oct 7, 2014 at 11:08 AM, Jeff Law wrote:
> On 10/04/14 13:29, Teresa Johnson wrote:
>>>
>>> Jeff, what is intended here - should we not be threading both of these
>>> paths?
>>
>>
>> I have a patch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #20 from Jeffrey A. Law ---
On 10/04/14 13:29, Teresa Johnson wrote:
>> Jeff, what is intended here - should we not be threading both of these paths?
>
> I have a patch to make the mark_threaded_blocks checking of paths work
> regardl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #19 from Jeffrey A. Law ---
On 10/04/14 09:34, Teresa Johnson wrote:
>
> Looking at the code, I think it attempts to check for this case and
> prevent it but that code does not work in this case because of the
> order the paths are id
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #18 from Teresa Johnson ---
On Mon, Oct 6, 2014 at 10:15 PM, Teresa Johnson wrote:
> I'm going to finish testing my patch, which passes regular
> x86_64-unknown-linux-gnu bootstrap + regression tests. I am still
> trying to get the l
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #17 from Teresa Johnson ---
I'm going to finish testing my patch, which passes regular
x86_64-unknown-linux-gnu bootstrap + regression tests. I am still
trying to get the lto profiledbootstrap to work. I found some
workarounds for the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #16 from Teresa Johnson ---
On Sat, Oct 4, 2014 at 8:34 AM, Teresa Johnson wrote:
> On Fri, Oct 3, 2014 at 11:15 PM, Teresa Johnson wrote:
>> On Fri, Oct 3, 2014 at 3:35 PM, Teresa Johnson wrote:
>>> Thanks to H.J. for the test cas
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #15 from Teresa Johnson ---
On Fri, Oct 3, 2014 at 11:15 PM, Teresa Johnson wrote:
> On Fri, Oct 3, 2014 at 3:35 PM, Teresa Johnson wrote:
>> Thanks to H.J. for the test case, I have reproduced the issue. It
>> exposed two separate
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #14 from Teresa Johnson ---
On Fri, Oct 3, 2014 at 3:35 PM, Teresa Johnson wrote:
> Thanks to H.J. for the test case, I have reproduced the issue. It
> exposed two separate problems. Cc'ing Honza and Jeff for input on the
> profile c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #13 from Teresa Johnson ---
Thanks to H.J. for the test case, I have reproduced the issue. It
exposed two separate problems. Cc'ing Honza and Jeff for input on the
profile count and jump threading issues, respectively.
The first is t
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #12 from Teresa Johnson ---
Feel free to email it to me at tejohn...@google.com.
Teresa
On Fri, Oct 3, 2014 at 1:23 PM, hjl.tools at gmail dot com
wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>
> --- Comment #11 from
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #11 from H.J. Lu ---
(In reply to Teresa Johnson from comment #10)
>
> This points to a bigger problem, since esucc->count should be <=
> bb->count. Can you attach the input files and command line and I will
> take a closer look?
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #10 from Teresa Johnson ---
On Fri, Oct 3, 2014 at 12:47 PM, hjl.tools at gmail dot com
wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>
> H.J. Lu changed:
>
>What|Removed |Added
> --
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #9 from H.J. Lu ---
This works for me:
diff --git a/gcc/tree-ssa-threadupdate.c b/gcc/tree-ssa-threadupdate.c
index d660fdb..c6f3956 100644
--- a/gcc/tree-ssa-threadupdate.c
+++ b/gcc/tree-ssa-threadupdate.c
@@ -874,7 +874,8 @@ recom
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
H.J. Lu changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #7 from Teresa Johnson ---
On Fri, Oct 3, 2014 at 10:33 AM, hjl.tools at gmail dot com
wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>
> --- Comment #6 from H.J. Lu ---
> (In reply to Teresa Johnson from comment #5)
>>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #6 from H.J. Lu ---
(In reply to Teresa Johnson from comment #5)
>
> BTW, I am having a little trouble doing an LTO profiledbootstrap on my
> linux/x86_64 machine. Here's what I did:
>
> $ /usr/local/google/home/tejohnson/gcc_trunk_
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #5 from Teresa Johnson ---
On Fri, Oct 3, 2014 at 10:21 AM, hjl.tools at gmail dot com
wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
>
> --- Comment #4 from H.J. Lu ---
> r215830 introduced:
>
> /* Scale up the f
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #4 from H.J. Lu ---
r215830 introduced:
/* Scale up the frequency by REG_BR_PROB_BASE, to avoid rounding
errors applying the edge probability when the frequencies are very
small. */
epath->src->count =
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #3 from Teresa Johnson ---
Presumably the fix for PR63422 (r215822) fixed the initial problem,
but r215830 must have introduced this. Will take a look right now.
Teresa
On Fri, Oct 3, 2014 at 8:59 AM, hjl.tools at gmail dot com
wro
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
--- Comment #2 from H.J. Lu ---
r215830 doesn't solve the problem. Now I got
/export/project/git/gcc-regression/gcc/gcc/c/c-parser.c:3898:1: error:
verify_flow_info: Wrong probability of edge 238->241 -1819341072
c_parser_attributes (c_parser
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
Teresa Johnson changed:
What|Removed |Added
CC||tejohnson at google dot com
--- Comment
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