[flext] Compiling latest SVN OSX 10.5.8

[Stefano Papetti]

so you would rather suggest to switch to gcc 4.0.1?

Best,
S

Il 12/05/10 11:07, Thomas Grill ha scritto:
> Hmmmm, it's not that i'm maxing out c++ with flext.... in another 
> thread gcc-4.2 was considered to be the more unstable of gcc version.
> In this sense "g++-4.2. -Os" has proven to be a rather bad idea.
> gr~~~
>
> Am 12.05.2010 um 11:02 schrieb Stefano Papetti:
>
>> possibly in this regard, a student of mine (using Snow Leopard and 
>> gcc 4.2.1) sent me his error log, which seems related to a gcc's 
>> issue only:
>>
>> g++ -c -ffast-math -mmacosx-version-min=10.4 -O2   
>> -fvisibility-inlines-hidden -arch ppc -mcpu=G4 -faltivec    
>> -DFLEXT_USE_SIMD -DNDEBUG -DFLEXT_EXPORTS -DFLEXT_SYS=2 -DPD -I 
>> pd-darwin/release-single 
>> -I/Applications/Maths/Pd-extended.app/Contents/Resources/src 
>> source/flsimd.cpp -o pd-darwin/release-single/flsimd.opp_ppc
>> source/flsimd.cpp: In static member function ‘static void 
>> flext_single::AddSamples(t_sample*, const t_sample*, t_sample, int)’:
>> source/flsimd.cpp:1196: internal compiler error: Segmentation fault
>> Please submit a full bug report,
>> with preprocessed source if appropriate.
>> See<URL:http://developer.apple.com/bugreporter>  for instructions.
>> make[1]: *** [pd-darwin/release-single/flsimd.opp_ppc] Error 1
>> rm pd-darwin/release-single/flatom_pr.opp_ppc 
>> pd-darwin/release-single/flsupport.opp_i386 
>> pd-darwin/release-single/flxlet.opp_i386 
>> pd-darwin/release-single/fllib.opp_ppc 
>> pd-darwin/release-single/flbase.opp_i386 
>> pd-darwin/release-single/flattr.opp_i386 
>> pd-darwin/release-single/flext.opp_ppc 
>> pd-darwin/release-single/flext.opp_i386 
>> pd-darwin/release-single/flattr_ed.opp_ppc 
>> pd-darwin/release-single/flthr.opp_i386 
>> pd-darwin/release-single/flutil.opp_i386 
>> pd-darwin/release-single/fldsp.opp_ppc 
>> pd-darwin/release-single/flatom_pr.opp_i386 
>> pd-darwin/release-single/flatom.opp_ppc 
>> pd-darwin/release-single/flbuf.opp_ppc 
>> pd-darwin/release-single/fllib.opp_i386 
>> pd-darwin/release-single/flsupport.opp_ppc 
>> pd-darwin/release-single/fltimer.opp_i386 
>> pd-darwin/release-single/flxlet.opp_ppc 
>> pd-darwin/release-single/flbase.opp_ppc 
>> pd-darwin/release-single/flattr_ed.opp_i386 
>> pd-darwin/release-single/flattr.opp_ppc 
>> pd-darwin/release-single/fldsp.opp_i386 
>> pd-darwin/release-single/flthr.opp_ppc 
>> pd-darwin/release-single/fltimer.opp_ppc 
>> pd-darwin/release-single/flatom.opp_i386 
>> pd-darwin/release-single/flutil.opp_ppc 
>> pd-darwin/release-single/flbuf.opp_i386
>> make: *** [build-release-single] Error 2
>>
>> We solved just by disabling SIMD usage: this is not so important at 
>> the moment, since the student is only trying to get acquainted with 
>> flext, no critical development going on. Maybe we can try with the 
>> -Os flag.
>>
>> Best,
>> S
>>
>> Il 11/05/10 21:49, Arshia Cont ha scritto:
>>> Wierd because I tried switching to g++-4.2 with -O2 and compilation 
>>> failed... . But I did not really push on that.
>>>
>>> I believe, independent from gcc version, that 'symbols' included in 
>>> the library with -O2 causes conflicts with Max (and 
>>> undeterministically!). Or atleast this is what colleagues have told 
>>> me... . Not sure with Pd! Might be another misconception that has 
>>> lasted long... .
>>>
>>> Arshia Cont
>>>
>>>
>>>
>>>
>>> On May 11, 2010, at 5:24 PM, Thomas Grill wrote:
>>>
>>>> Hi Arshia,
>>>> i know that there have been problems documented, connected to 
>>>> compilation flags.
>>>> A combination that has always worked for me is g++-4.2 -O2 .
>>>> However, i considered g++-4.0.1 to be stable as well.
>>>> gr~~~
>>>>
>>>> Am 11.05.2010 um 14:54 schrieb Arshia Cont:
>>>>
>>>>> If like me, you are trying to compile Flext on OSX 10.5.8 for Max, 
>>>>> with gcc 4.0.1
>>>>>
>>>>> It is best to use -Os (instead of -O2) as the optimization 
>>>>> options. With -O2 many things will crap during object 
>>>>> instantiation and also destruction ... .
>>>>>
>>>>> (Thomas.. I think I solved all the stuff I bothered you for!). :)
>>>>>
>>>>> Arshia Cont
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> http://grrrr.org/ext/flext
>>>>>
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>>>>
>>>>
>>>
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>>
>>
>
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