[Bug tree-optimization/45978] [4.6 Regression] bogus "array subscript is above array bounds" warning in extremely simple code with no loops

[Petr.Salinger at seznam dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45978

--- Comment #11 from Petr.Salinger at seznam dot cz 2012-07-16 06:48:07 UTC ---
Created attachment 27800
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27800
testcase

Another failing testcase - reduced from xserver-xorg-input-mouse