lto-streamer-out.c (lto_write_tree): Do not reset the DECL_INITIAL of variables…

lto-streamer-out.c (lto_write_tree): Do not reset the DECL_INITIAL of variables in the global contant pool.

	* lto-streamer-out.c (lto_write_tree): Do not reset the DECL_INITIAL of
	variables in the global contant pool.

From-SVN: r194324

gcc/ChangeLog

+2012-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* lto-streamer-out.c (lto_write_tree): Do not reset the DECL_INITIAL of
+	variables in the global contant pool.
+
 2012-12-08  Steven Bosscher  <steven@gcc.gnu.org>
 
 	PR rtl-optimization/55158

gcc/lto-streamer-out.c

@@ -328,6 +328,7 @@ lto_write_tree (struct output_block *ob, tree expr, bool ref_p)
       tree initial = DECL_INITIAL (expr);
       if (TREE_CODE (expr) == VAR_DECL
 	  && (TREE_STATIC (expr) || DECL_EXTERNAL (expr))
+	  && !DECL_IN_CONSTANT_POOL (expr)
 	  && initial)
 	{
 	  lto_symtab_encoder_t encoder;