Subject: Re: Pentium gcc patch
To: Jeff Thieleke <firstname.lastname@example.org>
From: J.T. Conklin <email@example.com>
Date: 04/22/1996 10:32:20
> I have been using the pgcc kernel for about a day now, and so far so good.
> pgcc is pretty flakely at -O6 (doesn't seem improve speed anyway), but it
> built itself to stage 3 at -O2, so I'm fairly confident at that
> optimization level.
I wouldn't be.
It is well known that a three stage bootstrap is a very weak compiler
test. That plus the c-torture tests are only a little bit better.
You really need something along the lines of a commercial test suite
(and a commercial performance suite) to have any real confidence in a