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[Bug middle-end/51285] [4.7 Regression] internal compiler error: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 30 Nov 2011 08:42:47 +0000
- Subject: [Bug middle-end/51285] [4.7 Regression] internal compiler error: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c
- Auto-submitted: auto-generated
- References: <bug-51285-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51285
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |irar at gcc dot gnu.org,
| |jakub at gcc dot gnu.org
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-11-30 08:42:47 UTC ---
Seems this ICEs during vectorization, a PHI created during
vect_create_epilog_for_reduction doesn't satisfy the closed loop SSA form
restrictions.