Empty patch, revert of another patch in the Graphite branch.

From-SVN: r154636

gcc/ChangeLog.graphite

+2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
+
+	Reverted the patch for "scattering permutations" from 2009-10-28.
+
+	* graphite-poly.c (print_permutation): New.
+	(debug_permutation): New.
+	(new_poly_bb): Initialize PBB_PERMUTATION.
+	(free_poly_bb): Free PBB_PERMUTATION.
+	* graphite-poly.h (pbb_permutation_elt_p): Declared.
+	(struct pbb_permutation_elt): New.
+	(PBB_PERMUTATION_ELT_STRIDE): New.
+	(PBB_PERMUTATION_ELT_STRIDED_P): New.
+	(PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
+	(new_pbb_permutation_elt): New.
+	(pbb_permutation_elt_free): New.
+	(struct poly_bb): Add field permutation.
+	(PBB_PERMUTATION): New.
+	(print_permutation): Declared.
+	(debug_permutation): Declared.
+
 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 
         * graphite-interchange.c (build_partial_difference): New.