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Re: adding COPTS to shrink kernel binary size

Am 04.02.2023 um 17:12 schrieb Jason Thorpe:

On Feb 4, 2023, at 7:45 AM, Izumi Tsutsui <> wrote:

I think it's reasonable to add -fno-unwind-tables and
-freorder-blocks-algorithm=simple for vax, but
I wonder if how many VAXen users has memory size issue.

Saving every precious byte of RAM on a VAX is probably a worthy goal.

What about -Os? For usr.bin/make, this results in a 14% reduction of
binary size on x86_64, maybe it's similar for the kernels on vax.


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