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[Bug libc/12100] QoI regression: strstr() slowed from O(n) to O(n^2) on SSE4 machines
- From: "carlos_odonell at mentor dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Thu, 28 Jun 2012 13:46:25 +0000
- Subject: [Bug libc/12100] QoI regression: strstr() slowed from O(n) to O(n^2) on SSE4 machines
- Auto-submitted: auto-generated
- References: <bug-12100-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12100
Carlos O'Donell <carlos_odonell at mentor dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |carlos_odonell at mentor
| |dot com, liubov.dmitrieva
| |at gmail dot com, neleai at
| |seznam dot cz
AssignedTo|drepper.fsp at gmail dot |unassigned at sourceware
|com |dot org
Target Milestone|--- |2.17
--- Comment #3 from Carlos O'Donell <carlos_odonell at mentor dot com> 2012-06-28 13:46:25 UTC ---
We want this fixed in 2.17.
We expect that Maxim[1] or Ondrej's[2] patches will fix this.
[1] http://sourceware.org/ml/libc-alpha/2012-05/msg01228.html
[2] http://sourceware.org/ml/libc-alpha/2012-06/msg00027.html
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