[Bug c++/13776] [tree-ssa] Many C++ compile-time regression in 3.5-tree-ssa 040120

dberlin at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Sat Mar 13 02:10:00 GMT 2004


------- Additional Comments From dberlin at gcc dot gnu dot org  2004-03-13 02:10 -------
(In reply to comment #14)
> Subject: Re:  [tree-ssa] Many C++ compile-time regression in
>         3.5-tree-ssa 040120
> 
> On Fri, 2004-03-12 at 21:02, dberlin at dberlin dot org wrote:
> 
> > I can't fix the algorithmic properties of the SSAPRE algorithm we use, 
> > which is what you are running into, i'm betting.
> > 
> Could we add thresholds to back away from overly complicated functions?
> 
> 
> Diego.
> 
> 


I need to know what exactly the properties of these functions are, it's unclear.
As i said, i'm working on it.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13776



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