GCC 3.3 compile speed regression - AN ANSWER

Devang Patel dpatel@apple.com
Tue Feb 11 00:59:00 GMT 2003


On Monday, February 10, 2003, at 04:47 PM, Alan Modra wrote:

> On Mon, Feb 10, 2003 at 11:31:15PM +0000, Neil Booth wrote:
>> Joel Sherrill wrote:-
>>
>>> Has anyone looked at how much the binutils contribute to the end to
>>> end performance question?  gas is involved in every compile and ld is
>>> involved in every program link.  I just don't recall it every being
>>> mentioned.
>>
>> Oohhh.  Is this a serious attempt at passing the buck?  8-)
>>
>> (No, this post isn't serious and doesn't really merit a response).
>
> Heh.  In certain cases, ld indeed spends considerable time attempting 
> to
> merge strings.  See 
> http://gcc.gnu.org/ml/gcc-bugs/2003-01/msg01403.html
>

During incremental build, 'ld' spends noticeable amount of time removing
duplicate BINCL/EINCL info (on Mac OS X).

-Devang



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