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Re: i5 and invalid instructions
On Tuesday 13 Nov 2012 14:25:40 you wrote:
> I think the "-march=native" from cpuflags is caused by gcc being newer
> than the version tested for in cpuflags.sh.
Yes, exactly, after version 4.2 it just sets -march=native by default.
> I have stopped using cpuflags on amd64, I would expect that the native
> amd64 compiler would use SSE for FP by default but have not checked.
It doesn't, SSE is disabled by default (in general, not only for FP) on amd64.
"Then I'll tell the truth. We're allowed to do that in emergencies."
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