[Bug c++/28107] Incomplete type in struct added to global namespace

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28107

--- Comment #3 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Likewise does current ICC and OracleStudio and rather recent clang. I guess
this could use some further triage.