2009-04-05 Daniel Kraft <d@domob.eu>

[pf3gnuchains/gcc-fork.git] / gcc / tree-ssa-reassoc.c

diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c
index d539398..a3e8468 100644 (file)
--- a/gcc/tree-ssa-reassoc.c
+++ b/gcc/tree-ssa-reassoc.c
@@ -1,5 +1,5 @@
 /* Reassociation for trees.
-   Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
    Contributed by Daniel Berlin <dan@dberlin.org>
 
 This file is part of GCC.
@@ -242,7 +242,7 @@ get_rank (tree e)
        return 0;
 
       if (!is_gimple_assign (stmt)
-         || !ZERO_SSA_OPERANDS (stmt, SSA_OP_VIRTUAL_DEFS))
+         || gimple_vdef (stmt))
        return bb_rank[gimple_bb (stmt)->index];
 
       /* If we already have a rank for this expression, use that.  */
@@ -1279,7 +1279,8 @@ remove_visited_stmt_chain (tree var)
       if (TREE_CODE (var) != SSA_NAME || !has_zero_uses (var))
        return;
       stmt = SSA_NAME_DEF_STMT (var);
-      if (!gimple_visited_p (stmt))
+      if (!is_gimple_assign (stmt)
+         || !gimple_visited_p (stmt))
        return;
       var = gimple_assign_rhs1 (stmt);
       gsi = gsi_for_stmt (stmt);