tree-ssa-threadedge.c (thread_around_empty_blocks): New argument backedge_seen_p.
authorJeff Law <law@redhat.com>
Tue, 12 Nov 2013 23:15:13 +0000 (16:15 -0700)
committerJeff Law <law@gcc.gnu.org>
Tue, 12 Nov 2013 23:15:13 +0000 (16:15 -0700)
commit3eae202fc732b048b853afe479bc5af4330ed10b
treed0f17683b7bb08936365d656be288796c7a60438
parentf8ae0b2ac5d94fa0a537909a6f49f00657f3e3fa
tree-ssa-threadedge.c (thread_around_empty_blocks): New argument backedge_seen_p.

* tree-ssa-threadedge.c (thread_around_empty_blocks): New
argument backedge_seen_p.  Set, use and pass it to children
appropriately.
(thread_through_normal_block): Similarly.
(thread_across_edge): Similarly.

From-SVN: r204724
gcc/ChangeLog
gcc/tree-ssa-threadedge.c