Re: Heads up: GCC 3.4

[Hiten Pandya <hmp@xxxxxxxxxxxxx>]

Matthew Dillon wrote:
> :I had better luck, it did work for me. However, I had CPUTYPE=p4 in
> :/etc/make.conf and the resulting gcc34 built kernel would not boot up.
> :It would hang right after printing: "Loading Configuration files". I do
> :not have any other optimization flags turned on.
> :
> :I built another kernel without the CPUTYPE set and that kernel boots
> :fine. So far, it seems that the "world" binaries built with the
> :-march=pentium4 option (because of CPUTYPE=p4) are working fine.
> :
> :-- 
> :Glenn Johnson <glennpj@xxxxxxxxxxx>
>
>     I had a weird crash with my gcc-3.4 kernel (no optimizations other then
>     the standard -O), so we might have some issues there.
>
>     I recommend just running with a standard 2.9x based kernel for now.  We
>     don't officially support 3.4 kernels yet.

	Might I add, the P4 optimizations done by GCC-3.x are still a
	little shoddy, so it is better to keep away from them.  I have
	experienced data corruption with that option before.

	Althugh, -Os works for me (-O2 with space optimizations).

		-Hiten