[Bug tree-optimization/15459] [meta-bug] there should be a tree combiner like the rtl one

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-05-31 
22:36 -------
Patch posted here: <http://gcc.gnu.org/ml/gcc-patches/2005-05/msg02951.html> 
but it has a 
couple of regressions.  First PR 21850.  Second a latent bug in VRP saying the 
CFG will always be 
cleaned which is not true.

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15459