tree-cfg.c (bsi_replace): Delink immediate uses for the original stmt.

2005-04-26  Andrew MacLeod  <amacleod@redhat.com>

	* tree-cfg.c (bsi_replace): Delink immediate uses for the original stmt.

From-SVN: r98778

gcc/ChangeLog

@@ -1,3 +1,7 @@
+2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
+
+	* tree-cfg.c (bsi_replace): Delink immediate uses for the original stmt.
+
 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a

gcc/tree-cfg.c

@@ -3011,6 +3011,7 @@ bsi_replace (const block_stmt_iterator *bsi, tree stmt, bool preserve_eh_info)
 	add_stmt_to_eh_region (stmt, eh_region);
     }
 
+  delink_stmt_imm_use (orig_stmt);
   *bsi_stmt_ptr (*bsi) = stmt;
   mark_stmt_modified (stmt);
   update_modified_stmts (stmt);