[Bug rtl-optimization/59477] [4.8/4.9 Regression] ICE: in assign_by_spills, at lra-assigns.c:1281 with -O

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59477

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 31844
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31844&action=edit
gcc49-pr59477.patch

Untested fix.