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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/57517] [4.7/4.8/4.9 Regression] internal compiler error: in eliminate_temp_copies, at tree-predcom.c:1913
Date: Wed, 30 Oct 2013 12:50:00 -0000	[thread overview]
Message-ID: <bug-57517-4-DHfstlAash@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-57517-4@http.gcc.gnu.org/bugzilla/>

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57517

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2013-10-30
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.

> ./f951  -quiet t.f90 -O3  
t.f90: In function 'cal_helicity':
t.f90:1:0: error: definition in block 9 does not dominate use in block 35
 SUBROUTINE cal_helicity (uh, ph, phb, ht, ims, ime, jms, jme, kms, kme,  &
 ^
for SSA_NAME: D_lsm0.70_121 in statement:
D_lsm0.70_120 = PHI <_314(33), D_lsm0.70_121(35)>
PHI argument
D_lsm0.70_121
for PHI node
D_lsm0.70_120 = PHI <_314(33), D_lsm0.70_121(35)>
t.f90:1:0: internal compiler error: verify_ssa failed
0xe45652 verify_ssa(bool)
        /space/rguenther/src/svn/trunk/gcc/tree-ssa.c:1194
0xd9b5f8 verify_loop_closed_ssa(bool)
        /space/rguenther/src/svn/trunk/gcc/tree-ssa-loop-manip.c:590
0xd9bcd9 gimple_duplicate_loop_to_header_edge(loop*, edge_def*, unsigned int,
simple_bitmap_def*, edge_def*, vec<edge_def*, va_heap, vl_ptr>*, int)
        /space/rguenther/src/svn/trunk/gcc/tree-ssa-loop-manip.c:761
0xd9cd38 tree_transform_and_unroll_loop(loop*, unsigned int, edge_def*,
tree_niter_desc*, void (*)(loop*, void*), void*)
        /space/rguenther/src/svn/trunk/gcc/tree-ssa-loop-manip.c:1179
0xcf0bc6 tree_predictive_commoning_loop
        /space/rguenther/src/svn/trunk/gcc/tree-predcom.c:2520

gone latent on the trunk for me, still broken on the 4.8 branch.

I will have a look.


  parent reply	other threads:[~2013-10-30 12:50 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-03 17:25 [Bug tree-optimization/57517] New: " decker at envsci dot rutgers.edu
2013-06-04 12:39 ` [Bug tree-optimization/57517] [4.7/4.8/4.9 Regression] " rguenth at gcc dot gnu.org
2013-10-30 12:50 ` rguenth at gcc dot gnu.org [this message]
2013-11-18 15:04 ` rguenth at gcc dot gnu.org
2013-11-19  9:21 ` rguenth at gcc dot gnu.org
2013-11-19  9:23 ` rguenth at gcc dot gnu.org
2013-11-19  9:25 ` [Bug tree-optimization/57517] [4.7 " rguenth at gcc dot gnu.org
2014-03-18  8:47 ` rguenth at gcc dot gnu.org
2014-03-18  8:48 ` rguenth at gcc dot gnu.org

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