* tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):

	Scan the new edge for loop exit info.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126934 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9084dd0f5869be50dd0806ef0b8760599a763b01..ceae25be2f7146383196c096ab04a45f35ae08e4 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
+       Scan the new edge for loop exit info.
+
 2007-07-25  Andreas Tobler  <a.tobler@schweiz.org>
 
        * config/darwin.c: Include debug.h.

diff --git a/gcc/tree-ssa-threadupdate.c b/gcc/tree-ssa-threadupdate.c
index 1a3bad74ab47cb90799359bc93d844c75956bf5a..d6bbc68a2b55840bbf8b4f2fc04755034ea2836d 100644 (file)
--- a/gcc/tree-ssa-threadupdate.c
+++ b/gcc/tree-ssa-threadupdate.c
@@ -313,6 +313,7 @@ create_edge_and_update_destination_phis (struct redirection_data *rd)
   edge e = make_edge (rd->dup_block, rd->outgoing_edge->dest, EDGE_FALLTHRU);
   tree phi;
 
+  rescan_loop_exit (e, true, false);
   e->probability = REG_BR_PROB_BASE;
   e->count = rd->dup_block->count;
   e->aux = rd->outgoing_edge->aux;