[Bug debug/49496] [4.7 Regression] -fcompare-debug failure (length) with -O -ftree-vectorize

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49496

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-06-22 
09:32:08 UTC ---
Created attachment 24579
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24579
gcc47-pr49496.patch

Untested fix.