Re: Stupid question

[Gene Heskett <gene.heskett@verizon.net>]

On Tuesday 23 November 2004 07:19, P@draigBrady.com wrote:
>Nix wrote:
>> On 23 Nov 2004, Gene Heskett yowled:
>>>On Monday 22 November 2004 09:32, P@draigBrady.com wrote:
>>>>Gene Heskett wrote:
>>>>>Greetings;
>>>>>
>>>>>Silly Q of the day probably, but what do I set in a Makefile for
>>>>>the -march=option for building on a 233 mhz Pentium 2?
>>>>
>>>>http://www.pixelbeat.org/scripts/gcccpuopt
>>>
>>>Thanks very much.  Obviously someone else needed to scratch this
>>> itch too.  This should produce the correct results when running
>>> on the target machine.  Here, it produces this:
>>>[root@coyote CIO-DIO96]# sh ../gcccpuopt
>>> -march=athlon-xp -mfpmath=sse -msse -mmmx -m3dnow
>>
>> ... which is peculiar, as -mmmx -msse is redundant, as is -mmmx
>> -m3dnow, and all three of those flags are the end are implied by
>> -march=athlon-xp anyway.
>>
>> (-mfpmath=sse *is* useful on non-64-bit platforms, though.)
>
>I added those in so that they were explicit.
>They do no harm. I had a version that didn't print
>these redundant options but got many requests
>about whether they were needed. You can't win.
>
>Pádraig.

I've heard that expression before :-)

-- 
Cheers, Gene
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