http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48200
--- Comment #4 from Zeev Tarantov <zeev.tarantov at gmail dot com> 2011-03-21 22:40:12 UTC --- I've constructed a trivial example, the bug did not reproduce in it. I've tried -save-temps and -Wl,--verbose but those did not reveal anything. I do not have a nicer testcase than comment #2.