From d3ece023f3547db2d77a2d96ce0b8294815edcb3 Mon Sep 17 00:00:00 2001
From: Jason Merrill <jason@redhat.com>
Date: Sun, 16 Aug 2009 13:42:48 -0400
Subject: [PATCH] * decl2.c (finish_static_data_member_decl): Don't set
 TREE_USED.

From-SVN: r150806
---
 gcc/cp/ChangeLog | 2 ++
 gcc/cp/decl2.c   | 5 +----
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index e5ca35d90e5..9a694d922fa 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,7 @@
 2009-08-15  Jason Merrill  <jason@redhat.com>
 
+	* decl2.c (finish_static_data_member_decl): Don't set TREE_USED.
+
 	* decl2.c (mark_used): It's ok to synthesize for default args now.
 
 2009-08-10  Jason Merrill  <jason@redhat.com>
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 4644427eb03..f78508b99c3 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -746,10 +746,7 @@ finish_static_data_member_decl (tree decl,
 	}
       init = NULL_TREE;
     }
-  /* Force the compiler to know when an uninitialized static const
-     member is being used.  */
-  if (CP_TYPE_CONST_P (TREE_TYPE (decl)) && init == 0)
-    TREE_USED (decl) = 1;
+
   DECL_INITIAL (decl) = init;
   DECL_IN_AGGR_P (decl) = 1;