[Bug tree-optimization/46675] [4.6 Regression] profiledbootstrap failed

[hjl.tools at gmail dot com]

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

--- Comment #22 from H.J. Lu <hjl.tools at gmail dot com> 2010-11-28 18:12:14 
UTC ---
fold_binary_loc turns

  npairs = n - -2147483648;
  if (npairs > 0)

into

  if (n != -2147483648)