re PR rtl-optimization/57100 (ICE: in pre_and_rev_post_order_compute, at cfganal.c:869 with -fdump-rtl-pro_and_epilogue-graph)
2013-10-30 Richard Biener <rguenther@suse.de>
PR middle-end/57100
* basic-block.h (pre_and_rev_post_order_compute_fn): New function.
* cfganal.c (pre_and_rev_post_order_compute_fn): New function
as worker for ...
(pre_and_rev_post_order_compute): ... which now wraps it.
* graph.c (draw_cfg_nodes_no_loops): Use
pre_and_rev_post_order_compute_fn to avoid ICEing and dependence
on cfun.