http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #9 from François Dumont 2010-12-09
21:05:22 UTC ---
testsuite performance suite already show very good results but this test is
rather explicit too. What will perhaps surprise you is that the only
optimization that can explain this di
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
Paolo Carlini changed:
What|Removed |Added
Target Milestone|--- |4.6.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
Pawel Sikora changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #7 from Paolo Carlini 2010-12-07
22:10:39 UTC ---
Excellent. If you can confirm that the improvement holds true also for a
smaller number of elements let's close this as fixed for 4.6.0.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #6 from Pawel Sikora 2010-12-07 22:05:15
UTC ---
(In reply to comment #5)
> With current mainline 20 elements finishes in 0.1s on my x86_64 system,
> which is only 5 times slower than non-debug mode.
>
> That's compared with 5m36
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #5 from Jonathan Wakely 2010-12-07
21:40:38 UTC ---
With current mainline 20 elements finishes in 0.1s on my x86_64 system,
which is only 5 times slower than non-debug mode.
That's compared with 5m36s with 4.5's debug mode.
I th
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #4 from Paolo Carlini 2010-12-07
11:06:11 UTC ---
Francois, do you have an opinion about this?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #3 from Pawel Sikora 2010-11-25 18:40:28
UTC ---
(In reply to comment #2)
> Let's add Francois in CC, he knows STLPort pretty well. And somebody should
> profile this difference, redo the tests for current mainline (which already
> h
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
Paolo Carlini changed:
What|Removed |Added
CC||fdumont at gcc dot gnu.org
Seve
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46659
--- Comment #1 from Jonathan Wakely 2010-11-25
15:45:58 UTC ---
the changes in http://gcc.gnu.org/ml/libstdc++/2010-11/msg00131.html might help
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