From: Richard Guenther <rguenther@suse.de>
Date: Wed, 9 Nov 2011 08:32:26 +0000 (+0000)
Subject: gimple-fold.c (canonicalize_constructor_val): Mark address-taken variables addressable.
X-Git-Tag: releases/gcc-4.7.0~2324
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c5bdb340d6458e3df097f58d611e75f999e07653;p=thirdparty%2Fgcc.git

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 12425f4a54c8..e2d23ea16c18 100644
--- 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 08b7ccc83dbd..0da5eef18a2d 100644
--- 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));