[Bug middle-end/51285] [4.7 Regression] internal compiler error: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c

[jakub at gcc dot gnu.org]

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.