Andrew Gallatin writes:
: I take it the O2 bugs are not unique to us, but rather they are
: generic across all OSes that gcc version 2.95.2 runs on? Do the gcc
: people know these problems exist?
Just FYI, the Linux kernel is compiled with:
-Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
>> I'm sorry, at best here we're talking a few tenths of a
>> percentage point of increased speed (if that), and maybe a few
>> milliseconds saved -- right?
>
> Actually the difference between -O and -O2 the times i've looked
> at the generated code was substantial, but I guess that brings
On Wed, Mar 22, 2000 at 03:03:09PM -0500, Howard Leadmon wrote:
> want to avoid, or at least note the problem with -O2 as I have been using
> that when making software on my Intel machines for a long time, so just
> assumed it was OK to do the same on the Alpha..
It isn't officially OK from the
Actually I have several Alpha's, and one I have to reload due to this, so
I will give this a try on the other machine and will let you know if I have
good success with it. If this all works, then I agree with you that we
want to avoid, or at least note the problem with -O2 as I have been using