Change to README ought to be reverted

[Allison Randal]

On 07/27/2011 07:35 AM, Christoph Otto wrote:
> On Tue, 26 Jul 2011 22:19 -0700, "jerry gay" <jerry.gay at gmail.com>
> wrote:
>>>
>> if, as you argue, it should be the default, why must it be specified
>> as an option?
>>
>> parrot users deserve better; parrot developers should do work with
>> users in mind rather than asking them to do it. don't make users
>> deviate from the norm in order to get normal behavior.
> 
> I strongly agree with the sentiment here.  If an optimized Parrot is
> broken on
> a platform, we need to fix that bug.  kid51++ mentioned the test in
> question is
> tt #1930.  Unfortunately Darwin/PCC, where the test fails, is becoming a
> rare
> platform, but if we want to call it "supported", we need to fix it.
> 
> I also want users to get the best possible Parrot without requiring them
> to
> know to pass --optimize to Configure.pl.

We know what platform we're running on during configure, so it should be
possible to turn on --optimize by default for the platforms we know
support it, and turn it off by default for the platforms we know don't
support it.

Allison