[Bug tree-optimization/49657] array subscript warnings when building gcc with -O2

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49657

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-07-06 
08:05:26 UTC ---
The expmed.c code is broken, not sure about the crtstuff one.