[Wien] (no subject)

[liuzw03 at st.lzu.edu.cn]

Dear Ciao Gerhard,

>Some remark about the compiler and linker options:
> I think the -Vaxlib is not longer needed for newer versions of the Intel 
> compiler from 8.x upwards (may depend on version of mkl, too).

Could you give me a detail explaination of the meaning of -Vaxlib?

> 
> -pthread should probably be -lpthread, it seems it is needed if one uses 
> processor specific compile options like -tpp7 -xW for PIV optimizations. -xW 
> performs some loop vectorization, but I did not check if the program becomes 
> faster, I experienced that some programs are faster if one combines it with 
> -O2 instead of -O3, the latter may do some over-optimizations.
> 
Do you mean that if Compiler options was -tpp7 -xW, the Linker Flags -lpthread
should be used instead of -pthread?
Thank you and best wishes.





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Zaiwen Liu
Key Labortory for Magnetism and Magnetic Materials of the Ministry of Education
Lanzhou University
Lanzhou, Gansu Province, China
Tel: +86-931-891-2237 
Email: liuzw03 at st.lzu.edu.cn
http://magnetism.lzu.edu.cn
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