[polly] r212796 - DeadCodeElim: Compute correct liveout for non-affine accesses

[Johannes Doerfert]

LGTM (not that it matters)


> +  __isl_take isl_union_map *Kills = S.getMustWrites();
> +  __isl_take isl_union_map *Empty = isl_union_map_empty(S.getParamSpace());
Why do you have isl annotations here ?
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