[MPlayer-dev-eng] Re: dsputil_mmx.c: -O2

Corey Hickey bugfood-ml at fatooh.org
Tue Sep 19 20:14:58 CEST 2006


Loren Merritt wrote:
> On Tue, 19 Sep 2006, Carl Eugen Hoyos wrote:
> 
>> Corey Hickey <bugfood-ml <at> fatooh.org> writes:
>>
>>> For gcc 4.1, the manual says instead:
>>>      Optimize yet more.  -O3 turns on all optimizations specified by -O2
>>>      and also turns on the -finline-functions and -frename-registers
>>>      options.
>>
>> Not that it matters: Where did you find this?
>>
>> Wherever I looked, it said: ...and also turns on the -finline-functions,
>> -funswitch-loops and -fgcse-after-reload options.
> 
>> From http://gcc.gnu.org/onlinedocs/gcc-4.1.1/gcc/Optimize-Options.html
> 
> 4.1.1: -finline-functions -funswitch-loops -fgcse-after-reload
> 4.0.3: -finline-functions -funswitch-loops -fgcse-after-reload
> 3.4.6: -finline-functions -frename-registers -fweb -funswitch-loops
> 3.3.6: -finline-functions -frename-registers
> 3.2.3: -finline-functions -frename-registers
> 3.1.1: -finline-functions -frename-registers
> 3.0.4: -finline-functions -frename-registers
> 2.95.3: -finline-functions

Yeah, you're right, of course.

*sigh*

It seems Debian stopped packaging the gcc manual because it doesn't 
consider the license free.

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=383713

I still can't determine why, but for some reason 'man gcc' started 
defaulting to the manual for gcc 3.3

-Corey



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