Re: Compiler performance tests on FreeBSD 10.0-CURRENT

On 16/09/2012 00:34, Dimitry Andric wrote:
> ...
>
> The executive summary: GENERIC kernels compiled with clang 3.2 are
> slightly faster than those compiled by gcc 4.2.1, though the difference
> will not very noticeable in practice.

It has been my impression in the past, that math heavy applications
benefit from GCC whereas I/O heavy applications yield better performance
when compiled with clang.

I'd say a kernel has a lot more I/O than math to deal with.

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