Re: re-enabling -O2 in kfreebsd-10 / clang?
On 17/09/13 17:59, Petr Salinger wrote:
> Just give it a try and plug/unplug USB keyboard ;-)
Hah. This is something I never would have thought to test for, and a
lot of my systems don't use a USB keyboard anyway. It's surprising if
this were some risky optimisation that it didn't affect something more
critical and prevent the kernel from booting at all.
> I expect it will work, as upstream uses contemporary clang.
I agree, it should be fine with either clang-3.2/3.3. Maybe Phoronix
can let us know if it gives a performance boost ;)
Regards,
--
Steven Chamberlain
steven@pyro.eu.org
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