[Bug tree-optimization/53852] [4.8 Regression] -ftree-loop-linear: large compile time / memory usage

Thu Feb 7 09:05:00 GMT 2013

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53852

Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> changed:

           What    |Removed                     |Added
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                 CC|                            |grosser at gcc dot gnu.org

--- Comment #7 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> 2013-02-07 09:04:36 UTC ---
I assume this PR is also a result of the PPL to ISL change ? 

Is there anything in place that could be used to avoid this exponential
complexity ? The pattern in comment #5 seems not too exotic.