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From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/52996] [4.8 Regression] ice in verify_loop_structure, at cfgloop.c:1567 Date: Thu, 20 Dec 2012 13:38:00 -0000 [thread overview] Message-ID: <bug-52996-4-89Mx2g6kyM@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-52996-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52996 --- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> 2012-12-20 13:37:47 UTC --- The issue here is that when unswitching, we create this new bb: ;; basic block 19, loop depth 0, count 0, freq 14, maybe hot ;; prev block 20, next block 1, flags: (NEW, RTL, MODIFIED) ;; pred: 18 [2.2%] ;; succ: 8 [100.0%] (FALLTHRU) its loop depth should be 1, not 0.
next prev parent reply other threads:[~2012-12-20 13:38 UTC|newest] Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-04-15 14:59 [Bug c/52996] New: " regehr at cs dot utah.edu 2012-04-15 16:11 ` [Bug middle-end/52996] [4.8 Regression] " pinskia at gcc dot gnu.org 2012-04-16 9:33 ` rguenth at gcc dot gnu.org 2012-04-16 10:58 ` rguenth at gcc dot gnu.org 2012-09-07 11:21 ` rguenth at gcc dot gnu.org 2012-11-28 9:30 ` mpolacek at gcc dot gnu.org 2012-12-20 13:38 ` mpolacek at gcc dot gnu.org [this message] 2012-12-21 10:31 ` rguenth at gcc dot gnu.org 2012-12-21 10:33 ` rguenth at gcc dot gnu.org 2012-12-21 10:33 ` rguenth at gcc dot gnu.org 2012-12-21 12:32 ` jakub at gcc dot gnu.org 2012-12-21 12:48 ` rguenth at gcc dot gnu.org 2012-12-21 12:56 ` rguenth at gcc dot gnu.org 2012-12-21 14:34 ` rguenth at gcc dot gnu.org 2012-12-21 14:35 ` rguenth at gcc dot gnu.org
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