http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56264
--- Comment #4 from Richard Biener rguenth at gcc dot gnu.org 2013-02-11
10:00:18 UTC ---
unswitching makes the formerly irreducible inner loop reducible on one
path (cfgcleanup makes this loop appear). As we are in the loop optimizer
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56264
--- Comment #5 from Richard Biener rguenth at gcc dot gnu.org 2013-02-11
10:27:56 UTC ---
I would guess that originally cfg-cleanup caused basic-blocks to leak
outside a loop, thus at most exposing new use sites. With discovering
new
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56264
--- Comment #6 from Richard Biener rguenth at gcc dot gnu.org 2013-02-11
15:07:48 UTC ---
Author: rguenth
Date: Mon Feb 11 15:07:40 2013
New Revision: 195941
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=195941
Log:
2013-02-11
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56264
Richard Biener rguenth at gcc dot gnu.org changed:
What|Removed |Added
Status|ASSIGNED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56264
Richard Biener rguenth at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56264
Marek Polacek mpolacek at gcc dot gnu.org changed:
What|Removed |Added
CC|
