[Bug middle-end/57661] [4.9 Regression] ICE: SIGSEGV in verify_ssa

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57661

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 30537
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30537&action=edit
gcc49-pr57661.patch

Untested fix.