------- Comment #2 from danglin at gcc dot gnu dot org 2010-05-29 20:18 -------
This was introduced by the following change:
2010-05-12 Jan Hubicka <j...@suse.cz>
* cgraph.h (struct varpool_node): Add aux.
* varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
* varpool.c (varpool_remove_node): Do not remove initializer.
(varpool_reset_queue): Export.
(varpool_finalize_decl): Volatile vars are forced to be output.
* lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
replaced decl.
* ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
process_references, varpool_can_remove_if_no_refs): New functions.
(cgraph_remove_unreachable_nodes): Handle variables too.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44165
