gcc4.0 recent >15% runtime performance regression

[Daniel Berlin]

On Mon, 3 Jan 2005, tbp wrote:

> On Mon, 03 Jan 2005 10:06:30 +0100, Uros Bizjak <uros@kss-loka.si> wrote:
>> I suggest that you file a bugreport
>> (http://gcc.gnu.org/bugzilla/enter_bug.cgi), where all discussion
>> regarding this bug should take place.
> Well, i wanted to avoid to have to make a testcase for something i'm
> not totally sure but if that's what it takes... Thanks anyway.

You should be able to simply add -save-temps to the compile line for the 
file you got that assembly from, and use that as the testcase, at least 
for starters.

--Dan