tree-flow.h (bb_ann_d): Remove has_escape_site.

	* tree-flow.h (bb_ann_d): Remove has_escape_site.
	* tree-ssa-alias.c (compute_points_to_addr_escape): Don't
	write to has_escape_site.

From-SVN: r100109

gcc/ChangeLog

+2005-05-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* tree-flow.h (bb_ann_d): Remove has_escape_site.
+	* tree-ssa-alias.c (compute_points_to_addr_escape): Don't
+	write to has_escape_site.
+
 2005-05-24  Jeff Law  <law@redhat.com>
 
 	* Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.

gcc/tree-flow.h

@@ -385,9 +385,6 @@ struct bb_ann_d GTY(())
   /* Chain of PHI nodes for this block.  */
   tree phi_nodes;
 
-  /* Nonzero if this block contains an escape point (see is_escape_site).  */
-  unsigned has_escape_site : 1;
-
   /* Nonzero if one or more incoming edges to this block should be threaded
      to an outgoing edge of this block.  */
   unsigned incoming_edge_threaded : 1;

gcc/tree-ssa-alias.c

@@ -642,7 +642,6 @@ compute_points_to_and_addr_escape (struct alias_info *ai)
 
   FOR_EACH_BB (bb)
     {
-      bb_ann_t block_ann = bb_ann (bb);
       block_stmt_iterator si;
 
       for (si = bsi_start (bb); !bsi_end_p (si); bsi_next (&si))
@@ -666,9 +665,6 @@ compute_points_to_and_addr_escape (struct alias_info *ai)
 		  mark_call_clobbered (var);
 	      }
 
-	  if (stmt_escapes_p)
-	    block_ann->has_escape_site = 1;
-
 	  FOR_EACH_SSA_TREE_OPERAND (op, stmt, iter, SSA_OP_USE)
 	    {
 	      var_ann_t v_ann = var_ann (SSA_NAME_VAR (op));