[Scipy-tickets] [SciPy] #607: Compilation of SciPy 0.6.0 on AMD64 Phenom fails

SciPy scipy-tickets@scipy....
Wed Feb 20 17:53:17 CST 2008


#607: Compilation of SciPy 0.6.0 on AMD64 Phenom fails
---------------------------+------------------------------------------------
 Reporter:  hasenkopf      |        Owner:  somebody
     Type:  defect         |       Status:  new     
 Priority:  high           |    Milestone:  0.7     
Component:  scipy.fftpack  |      Version:          
 Severity:  blocker        |   Resolution:          
 Keywords:                 |  
---------------------------+------------------------------------------------
Comment (by wnbell):

 Why are you using -march=k6-2 ?  That's an old processor.

 Remove "-funroll-loops -march=k6-2 -mmmx -m3dnow -msse2 -msse".


 SSE2 is supported by default on 64-bit x86.

 FWIW In my experience -O3 is often worse than -O2 on many codes.  Doesn't
 -O3 imply -funroll-loops?

-- 
Ticket URL: <http://scipy.org/scipy/scipy/ticket/607#comment:1>
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