tree-data-ref.c (subscript_dependence_tester_1): Call free_conflict_function.

2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-data-ref.c (subscript_dependence_tester_1): Call 
	free_conflict_function.
	(compute_self_dependence): Same.

From-SVN: r131571

gcc/ChangeLog

+2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* tree-data-ref.c (subscript_dependence_tester_1): Call 
+	free_conflict_function.
+	(compute_self_dependence): Same.
+
 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR debug/34249

gcc/tree-data-ref.c

@@ -3205,6 +3205,11 @@ subscript_dependence_tester_1 (struct data_dependence_relation *ddr,
 
       else
  	{
+	  if (SUB_CONFLICTS_IN_A (subscript))
+	    free_conflict_function (SUB_CONFLICTS_IN_A (subscript));
+	  if (SUB_CONFLICTS_IN_B (subscript))
+	    free_conflict_function (SUB_CONFLICTS_IN_B (subscript));
+
  	  SUB_CONFLICTS_IN_A (subscript) = overlaps_a;
  	  SUB_CONFLICTS_IN_B (subscript) = overlaps_b;
 	  SUB_LAST_CONFLICT (subscript) = last_conflicts;
@@ -3896,11 +3901,16 @@ compute_self_dependence (struct data_dependence_relation *ddr)
   for (i = 0; VEC_iterate (subscript_p, DDR_SUBSCRIPTS (ddr), i, subscript);
        i++)
     {
+      if (SUB_CONFLICTS_IN_A (subscript))
+	free_conflict_function (SUB_CONFLICTS_IN_A (subscript));
+      if (SUB_CONFLICTS_IN_B (subscript))
+	free_conflict_function (SUB_CONFLICTS_IN_B (subscript));
+
       /* The accessed index overlaps for each iteration.  */
       SUB_CONFLICTS_IN_A (subscript)
-	      = conflict_fn (1, affine_fn_cst (integer_zero_node));
+	= conflict_fn (1, affine_fn_cst (integer_zero_node));
       SUB_CONFLICTS_IN_B (subscript)
-	      = conflict_fn (1, affine_fn_cst (integer_zero_node));
+	= conflict_fn (1, affine_fn_cst (integer_zero_node));
       SUB_LAST_CONFLICT (subscript) = chrec_dont_know;
     }