[Bug lto/53572] Some public symbols don't get to serialized LTO

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53572

--- Comment #12 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-09-07 
13:05:22 UTC ---
Author: rguenth
Date: Fri Sep  7 13:05:18 2012
New Revision: 191073

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191073
Log:
2012-09-07  Richard Guenther  <rguent...@suse.de>

    Backport from mainline
    2012-06-26  Jan Hubicka  <j...@suse.cz>

    PR lto/53572
    * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
    used symbols.

Modified:
    branches/gcc-4_7-branch/gcc/ChangeLog
    branches/gcc-4_7-branch/gcc/cgraph.h