On 25/04/13 01:00, William Harrington wrote:
Greetings,

I have setup the dev book for development for the cross-lfs 2.1.0 book.

Major updates will be for the toolchain.

I have tried gcc 4.8 with graphite with latest cloog-isl and it was causing segfaults in ncurses, readline and vim and some others. Vim would act weird while editing files cause of it and would eventually segfault.
i have tried gcc-4,8 with no problems at all, must be caused by the loop optimizations , did you use separate isl or as part of cloog?

I went back to gcc 4.7.3 with graphite with latest cloog-isl and it was no problem. I do not know if we want to go with gcc 4.8, yet. I do not know what could be causing issues while using the graphite optimizations when using them during the build.

i don't we have ever specified anything beyond -O2, because of said problems
Because of changes in automake 1.13, some packages need to be edited and in cblfs, too. I don't know if we want to wait until devs update their source to fix the issue or we stick with our current version of automake.
mostly depreciations in which can be fixed with sed -i 's/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/g' configure.ac

Latest texinfo has some issues with packages as of now until devs fix them.

The idea is to not add extra commands to the book which will eventually be removed later on. I say we concentrate on the toolchain and update packages which will require a bunch of edits in the book right now.

Any input?

Since we do provide graphite as part of the toolchain, everyone should be testing their builds with the graphite options and making sure everything works:

-floop-block -floop-interchange -floop-strip-mine -fgraphite-identity -floop-parallelize-all
i don't agree with that for the reason above, we have never over optimised , it can cause problems, indeed in some place we specifically warn against this

Sincerely,

William Harrington
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just my thoughts, haven't really investigated too much been pretty busy

Martin
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