gimple-fold.c (canonicalize_constructor_val): Mark address-taken variables addressable.

2011-11-09  Richard Guenther  <rguenther@suse.de>

	* gimple-fold.c (canonicalize_constructor_val): Mark
	address-taken variables addressable.

From-SVN: r181197

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 12425f4a54c83f0083054bb9637b322e5b880de7..e2d23ea16c181b93c739a1f4f252a76f5bc4ea11 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-09  Richard Guenther  <rguenther@suse.de>
+
+       * gimple-fold.c (canonicalize_constructor_val): Mark
+       address-taken variables addressable.
+
 2011-11-09  Ira Rosen  <ira.rosen@linaro.org>
 
        PR tree-optimization/51015

diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c
index 08b7ccc83dbd062e49b2eec80e59a6e0b4652852..0da5eef18a2d07218e11c04fc498b4ce8bd70e82 100644 (file)
--- a/gcc/gimple-fold.c
+++ b/gcc/gimple-fold.c
@@ -137,9 +137,12 @@ canonicalize_constructor_val (tree cval)
              || TREE_CODE (base) == FUNCTION_DECL)
          && !can_refer_decl_in_current_unit_p (base))
        return NULL_TREE;
-      if (cfun && gimple_referenced_vars (cfun)
-         && base && TREE_CODE (base) == VAR_DECL)
-       add_referenced_var (base);
+      if (base && TREE_CODE (base) == VAR_DECL)
+       {
+         TREE_ADDRESSABLE (base) = 1;
+         if (cfun && gimple_referenced_vars (cfun))
+           add_referenced_var (base);
+       }
       /* Fixup types in global initializers.  */
       if (TREE_TYPE (TREE_TYPE (cval)) != TREE_TYPE (TREE_OPERAND (cval, 0)))
        cval = build_fold_addr_expr (TREE_OPERAND (cval, 0));