We should use -ofast for release builds, imo :) Best regards, Alex Ionescu
On Wed, Jul 31, 2013 at 8:40 AM, Alex Ionescu <ion...@videotron.ca> wrote: > O2 is Os :) > > Best regards, > Alex Ionescu > > > On Wed, Jul 31, 2013 at 8:04 AM, Timo Kreuzer <timo.kreu...@web.de> wrote: > >> >> It used to be Os (optimize for size). not O2. >> We could use O2 for the release builds IMO. >> >> Timo >> >> Am 31.07.2013 16:39, schrieb Alex Ionescu: >> >> I don't really like this. Maybe only do this on the build server, or at >> least don't do it to kernel code. "Measurable" difference in performance >> doesn't really mean much on an OS that does not have any performance >> infrastructure, but trust me, there's a difference between O1 and O2. >> >> Best regards, >> Alex Ionescu >> >> >> On Wed, Jul 31, 2013 at 6:04 AM, <akha...@svn.reactos.org> wrote: >> >>> Author: akhaldi >>> Date: Wed Jul 31 13:04:38 2013 >>> New Revision: 59598 >>> >>> URL: http://svn.reactos.org/svn/reactos?rev=59598&view=rev >>> Log: >>> [CMAKE/GCC] >>> * Compile debug builds using -O1 instead of -Os. This results in faster >>> compilation time with no measurable difference in runtime performance >>> according to tests. >>> CORE-7374 #resolve #comment Committed in r59598. >>> >>> Modified: >>> trunk/reactos/cmake/config.cmake >>> >>> Modified: trunk/reactos/cmake/config.cmake >>> URL: >>> http://svn.reactos.org/svn/reactos/trunk/reactos/cmake/config.cmake?rev=59598&r1=59597&r2=59598&view=diff >>> >>> ============================================================================== >>> --- trunk/reactos/cmake/config.cmake [iso-8859-1] (original) >>> +++ trunk/reactos/cmake/config.cmake [iso-8859-1] Wed Jul 31 13:04:38 >>> 2013 >>> @@ -10,7 +10,7 @@ >>> set(TUNE "i686" CACHE STRING >>> "Which CPU ReactOS should be optimized for.") >>> >>> -set(OPTIMIZE "1" CACHE STRING >>> +set(OPTIMIZE "4" CACHE STRING >>> "What level of optimization to use. >>> 0 = off >>> 1 = Default option, optimize for size (-Os) with some additional >>> options >>> >>> >>> >> >> >> _______________________________________________ >> Ros-dev mailing >> listRos-dev@reactos.orghttp://www.reactos.org/mailman/listinfo/ros-dev >> >> >> >> _______________________________________________ >> Ros-dev mailing list >> Ros-dev@reactos.org >> http://www.reactos.org/mailman/listinfo/ros-dev >> >> >
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