Performance issue with GNU/ld and DLL

Pascal Obry pascal@obry.net
Sun Feb 5 09:11:00 GMT 2012

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Le 28/01/2012 14:55, Pascal Obry a Ã©crit :
> Hello,
> 
> This is a performance issue report when building DLL on Windows. To
> reproduce I have attached a python script (to generate C files).
> 
> The steps to reproduce are:
> 
> Run gen.py on an empty directory.
> 
> $ gcc -c *.c
> 
> $ time gcc -o main.exe *.o
> 
> takes 0.4 seconds.
> 
> $ time gcc -shared -o dll.dll *.o
> 
> takes 12 seconds.
> 
> It seems that the times goes exponentially. I had generated 1000 files
> instead of 200 (N=1000 in gen.py) and I had to kill the linker command
> after 10 minutes.
> 
> Is that a known problem?
> 
> Is there a workaround?
> 
> Thanks in advance.
> 
> Pascal.
> 


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