re PR middle-end/66314 (ice in verify_loop_structure)
2015-05-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/66314
* tree-ssa-threadupdate.c (create_block_for_threading): Add
parameter that says which loop the new block belongs to.
(ssa_create_duplicates): Blocks duplicated for the threaded
path belong to the loop of the thread destination.