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Re: Building GCC 4.4.7


On 08.07.2014 10:07, Filipp Andjelo wrote:
> On 07.07.2014 18:03, Filipp Andjelo wrote:
>> Hi guys,
>>
>> I have couple of older system here, where I need to use gcc-4.4.7. I'm
>> trying to build the toolchain, but no matter which versions of
>> GMP/MPFR/PPL/CLOOG I'm using, I always get compilation errors in ppl:
>>
>> [INFO]   Installing PPL for host
>> [EXTRA]    Configuring PPL
>> [EXTRA]    Building PPL
>> [ERROR]   .../src/ppl-0.10.2/src/Generator_System.defs.hh:253:7: error:
>> 'ptrdiff_t' was not declared in this scope
>> [ERROR]    .../src/ppl-0.10.2/src/Generator_System.defs.hh:255:23:
>> error: template argument 3 is invalid
>> [ERROR] .../src/ppl-0.10.2/src/Grid_Generator_System.defs.hh:268:7:
>> error: 'ptrdiff_t' was not declared in this scope
>> [ERROR] .../src/ppl-0.10.2/src/Grid_Generator_System.defs.hh:270:28:
>> error: template argument 3 is invalid
>>
>> This is very plain configuration, 2.6.32 GNU/Linux on x86_64. Does
>> anybody know this issue? Btw. I'm using officially released  ct-ng 1.19.0
>>
>> Cheers,
>>
> Hi again,
>
> if I deactivate GRAPHITE optimization, then ppl/Cloog is not required
> and the toolchain builds, but
> GRAPHITE was AFAIK introduced for gcc-4.4.x and should work. Although,
> I'm not sure if ppl was
> used for optimization in 4.4.7 already. What would you say?
> Currently, I can't switch GRAPHITE on, without to need to build ppl. Is
> this a right behavior?
>
> Thank you for your help,
> Filipp
>
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>

Ok, I found, that ppl-0.10.2 is not compileable with GCC 4.9, which I'm 
running on my host. I have a couple of older toolchains here (f.e. 
4.5.2), can I somehow tell crosstool-ng to use custom gcc instead of 
systems default one?

Cheers,
Filipp

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