[Bug tree-optimization/51600] [4.7 Regression] ice in estimate_local_effects

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51600

--- Comment #5 from Jan Hubicka <hubicka at gcc dot gnu.org> 2012-01-04 
14:18:26 UTC ---
OK, it is bug in estimate_edge_devirt_benefit that cause overall function size
to go bellow 0. I am looking into the fix.

Honza