Charm++ parallel programming system

["ion.mironescu" <ion.mironescu AT ulbsibiu.ro>]

Hello Phil,

Thank you very much for your replay! Issue 2 is solved with your solution.
 
> Which build target of Charm did you download or compile? It should
> look something like "net-linux-x86_64".

actualy it is net-linux-cell 

 
>> 2) when i try to compile anyting from the test or examples directories i
>> received this error messages
>>
>> ./../../bin/charmc  -language charm++ -o hello hello.o -lm
>> main__funcLookup__.genSPECode.o: In function `__vsqrtf':
>> main__funcLookup__.genSPECode.c:(.text+0x1bf4): undefined reference to
>> `sqrt'
>> main__funcLookup__.genSPECode.c:(.text+0x1c20): undefined reference to
>> `sqrt'
>> main__funcLookup__.genSPECode.c:(.text+0x1c4c): undefined reference to
>> `sqrt'
>> main__funcLookup__.genSPECode.c:(.text+0x1c78): undefined reference to
>> `sqrt'
>> main__funcLookup__.genSPECode.o: In function `__vsqrtlf':
>> main__funcLookup__.genSPECode.c:(.text+0x1cc8): undefined reference to
>> `sqrt'
>>
main__funcLookup__.genSPECode.o:main__funcLookup__.genSPECode.c:(.text+0x1cec):
>> more undefined references to `sqrt' follow
>> collect2: ld returned 1 exit status
>> Fatal Error by charmc in directory
>>
/export/home/ncit-cluster/ncit/trainingintel/mironescu/charm-6.2.0/tests/charm++/simplearrayhello
>>    Command spu-gcc -Wl,-N -L../../../bin/../lib -o
>> main__funcLookup__.genSPECode main__funcLookup__.genSPECode.o -lcellspu
>> returned error code 1
>> charmc exiting...
>>
>> Normaly sqrt should be defined in math.h wich is not anymore included 
>> for
>> Cell in the same simd.h  ( where  the offending function _vsqrt is
also
>> defined)
>>
>> I tried to include math.h and  to link with the math library (-lm) 
but
>> nothing works.
>>
>> It seems to be more a link as an include probleme but i don't have a
>> clue.
> 
> This is purely a library linking error, not a header inclusion error.
> I don't know if this is a good solution, but in the file conv-mach.sh,
> you might try adding -lm to the line defining CMK_SPERT_LIBS, so that
> the SPE linker knows to pull that in.

It worked! Thanks a lot!

With my best regards

Ion


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