Reading the installation instructions for the compiler it is not clear to me if the new binutils version are only a compile time requirement or also a requirement at runtime.
> To take advantage of the new AMD Opteron Family 15h processor("Bulldozer" > core) instructions, you will need a version of Binutils that is
> 220.127.116.1100122-0.7.9 or above to support AVX,XOP,FMA4 etc. We used
> 64-bit SUSE Linux Enterprise Server 11 with SP1 to build the compiler for
> AMD Opteron Family 15h processor ("Bulldozer" core). Besides, we used
> 64-bit SUSE Linux Enterprise Server 10 with SP2 to build the compiler for
> systems that does not comply to the above mentioned Binutils version.
> For best performance on AMD Opteron Family 15h processor("Bulldozer"core)
> it is recommended to use binutils-2.21 or above.
Hope you can help me.
With best regards