[Bug tree-optimization/44061] [4.6/4.7/4.8 Regression] Warns about out-of-bounds array access inside __builtin_constant_p guarded section

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44061

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> 2012-12-11 10:35:29 UTC ---
Created attachment 28925
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28925
patch I was not happy with

Old patch attached for reference.