This patch uses a name for the dump file that makes it clear where
in the pass chain the 2nd run of peephole2 is located.
gcc/
* config/avr/avr.cc (avr_option_override): Use
"avr-peep2-after-fuse-move" as dump name instead of "peephole2".
{
opt_pass *extra_peephole2
= g->get_passes ()->get_pass_peephole2 ()->clone ();
+ extra_peephole2->name = "avr-peep2-after-fuse-move";
register_pass_info peep2_2_info
= { extra_peephole2, "avr-fuse-move", 1, PASS_POS_INSERT_AFTER };