[Bug rtl-optimization/52543] lower-subreg.c: code bloat of 300%-400% for multi-word memory splits

[gjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52543

--- Comment #11 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2012-08-02 18:37:18 UTC ---
Created attachment 27928
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27928
/local/gnu/patches/pr52543-undo-185605.diff

Just for reference: Here is the patch that undoes the MEM->UNSPEC workaround
from SVN 185605, comment #4 that I used.