From af0b10e546a0e2e7d16b77dd9ccbc9a32065d89a Mon Sep 17 00:00:00 2001
From: Zdenek Dvorak <dvorakz@suse.cz>
Date: Thu, 26 Jul 2007 01:08:06 +0200
Subject: [PATCH] cfgloopmanip.c (fix_loop_structure): Call
force_single_succ_latches.
* cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
From-SVN: r126935
---
gcc/ChangeLog | 4 ++++
gcc/cfgloopmanip.c | 3 +++
2 files changed, 7 insertions(+)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ceae25be2f71..24430b652e5c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
+
2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c
index 83c4c570c5a9..7e70d1274e16 100644
--- a/gcc/cfgloopmanip.c
+++ b/gcc/cfgloopmanip.c
@@ -1468,6 +1468,9 @@ fix_loop_structure (bitmap changed_bbs)
if (current_loops->state & LOOPS_HAVE_PREHEADERS)
create_preheaders (CP_SIMPLE_PREHEADERS);
+ if (current_loops->state & LOOPS_HAVE_SIMPLE_LATCHES)
+ force_single_succ_latches ();
+
if (current_loops->state & LOOPS_HAVE_MARKED_IRREDUCIBLE_REGIONS)
mark_irreducible_loops ();
--
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