[Clfs-dev] Re Latest Pure x64 build

[Martin Ward]

On 06/05/12 13:28, William Harrington wrote:
>>>
>> Hi William
>>
>> For the last couple of builds , I have been using GCC-4.7.0 with an 
>> arch patch so it recognises  cloog-0.17 and isl-0.09. is working well 
>> so far, just tried ppl 0.12 as well, so far no problems, but I lack 
>> the courage and documentation to full utilise the graphite.
>>  ops.
>>
>>
>> For GCC-4.7.0 i had to redo the pure patches and used the following 
>> flags  --disable-build-with-cxx --disable-build-poststage1-with-cxx 
>> --with-native-system-header-dir=/tools in building the cross compiler 
>> which got rid of the impure headers warning and enable me to delete 
>> the line where we adjust the start file include prefix
>>
>> However i had to disable stack smashing protection when constructing 
>> the final libc library in 10.7  other wise it wouldn't build
>>
>>
>> Other problems encounted were when I upgraded to util-linux-2.21, as 
>> I use the boot method (cross compile from an earlier x86 build to 
>> pure x64), the login utils now have a PAM dependency , so i cheated 
>> and used the earlier versions copy, probably want to cross compile 
>> shadow, but I couldn't get it to work correctly.
>>
>>
>>
>> cheers
>>
>> Martin
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>
> For final libc if you want to use fstack-protector-all   first build 
> the libraries without that by adding build-programs=no in configrams, 
> then directly build again with build-programs removed and add your 
> CFLAGS for fstack-protector-all and whatever else.  That should work. 
> Worked for Robert back in the day with his hardening builds!
>
> -William
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>

Thanks

Martin