http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52391
--- Comment #13 from Steven Bosscher <steven at gcc dot gnu.org> 2012-05-05 10:13:48 UTC --- Created attachment 27316 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27316 Difference in insn-attrtab.c before/after applyin PR52391_compare_IOP_tree_v1.diff tmp-attrtab.c is *with* the patch applied, insn-attrtab.c is without patch, for GCC trunk at r186902. Typical difference: $ grep m68k_sched_branch_type v1_insn-attrtab.diff | grep "^\-" | wc 116 464 4524 $ grep m68k_sched_branch_type v1_insn-attrtab.diff | grep "^\+" | wc 2360 9440 92040 If someone could help interpret the differences, I'd be very grateful. With or without patch, insn-attrtab is a monster...