[Bug rtl-optimization/51505] [4.5/4.6/4.7 Regression] ICE: in form_sum, at reload.c:5349 with -O --param max-cse-insns=1

[bonzini at gnu dot org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51505

--- Comment #10 from Paolo Bonzini <bonzini at gnu dot org> 2012-01-18 10:58:19 UTC ---
Not using df_notes_rescan looks like premature optimization to me...