Am 19.03.2012 15:11, schrieb Andrew Lowe: > On 03/19/12 17:39, Nikos Chantziaras wrote: >> On 19/03/12 07:26, Andrew Lowe wrote: >>> Hi all, >>> Has anyone played around with the various "better known" compilers on > [snip] > ... > ... > [snip] >> >> You don't need to "change" compilers. You can use whatever one you like >> to build your program. The compiler portage uses to build its packages >> does not affect your own usage of the others. >> >> As for the fastest one, I can only speak for Intel CPUs where Intel C++ >> gives me the fastest binaries. >> >> >> > Nikos, > Your experience with Intel is what I'm after. Aster, the FEA code I'm > going to use is not in Portage hence I will be using it's own build > system. When you've used Intel, have you just exported "CC="icc" or > something similar, as make.conf won't be used? Also, I've read somewhere > that there are libraries that you have to link against that are specific > to the Intel compiler as it does not create libraries that are > comparable with the gcc produced ones - is this true or does the > compiler now "play well" with the gcc world? > > Any thoughts, > > Andrew >
Look here: http://en.gentoo-wiki.com/wiki/Intel_C%2B%2B_Compiler Regards, Florian Philipp
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