tree-outof-ssa.c (insert_back_edge_copies): Add call to mark_dfs_back_edges.

2011-11-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* tree-outof-ssa.c (insert_back_edge_copies):  Add call to
	mark_dfs_back_edges.

From-SVN: r181476

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a433ece8d0e0e8e7f2723ffc880389012fc0783d..16272e4be11b0aab29129c9ada82df48ea71c1ab 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+       * tree-outof-ssa.c (insert_back_edge_copies):  Add call to
+       mark_dfs_back_edges.
+
 2011-11-18  Iain Sandoe  <iains@gcc.gnu.org>
 
        PR target/49992

diff --git a/gcc/tree-outof-ssa.c b/gcc/tree-outof-ssa.c
index 4de45001e67359b16022ae1242562e0a44f30b8a..45060f70eb024cf97fb189575ce2396f06c90e7f 100644 (file)
--- a/gcc/tree-outof-ssa.c
+++ b/gcc/tree-outof-ssa.c
@@ -1021,6 +1021,8 @@ insert_backedge_copies (void)
   basic_block bb;
   gimple_stmt_iterator gsi;
 
+  mark_dfs_back_edges ();
+
   FOR_EACH_BB (bb)
     {
       /* Mark block as possibly needing calculation of UIDs.  */