http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46675

--- Comment #29 from Zdenek Dvorak <rakdver at gcc dot gnu.org> 2010-11-29 
09:16:56 UTC ---
Created attachment 22561
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22561
patch to fix overflow in # of iterations analysi

Fixes overflow in # of iterations analysis -- when splitting var - INT_MIN to a
sum of a variable part and a constant offset, we performed the negation of the
offset in the original type (which overflows for INT_MIN) instead of in full
precision.

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