re PR debug/51517 (Wrong debug information for pointers with negative strides.)

[gcc.git] / gcc / tree-ssa-coalesce.c

diff --git a/gcc/tree-ssa-coalesce.c b/gcc/tree-ssa-coalesce.c
index 2dfe37eca534b5432d2b6f696b9138cc7c009d1e..776e9e02e77465f22c6b0c03439e067763eca7d3 100644 (file)
--- a/gcc/tree-ssa-coalesce.c
+++ b/gcc/tree-ssa-coalesce.c
@@ -1,5 +1,5 @@
 /* Coalesce SSA_NAMES together for the out-of-ssa pass.
-   Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
+   Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
    Free Software Foundation, Inc.
    Contributed by Andrew MacLeod <amacleod@redhat.com>
 
@@ -1372,7 +1372,7 @@ coalesce_ssa_name (void)
 
          if (a
              && SSA_NAME_VAR (a)
-             && !DECL_ARTIFICIAL (SSA_NAME_VAR (a))
+             && !DECL_IGNORED_P (SSA_NAME_VAR (a))
              && (!has_zero_uses (a) || !SSA_NAME_IS_DEFAULT_DEF (a)))
            {
              tree *slot = (tree *) htab_find_slot (ssa_name_hash, a, INSERT);