[Bug c++/53611] class with hidden visibility cause function returns pointer to class also be hidden

[kirbyzhou@sogou-inc.com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53611

--- Comment #1 from Kirby Zhou <kirbyzhou@sogou-inc.com> 2012-06-08 11:16:36 UTC ---
gcc source base:

DATE 20120604
svn://gcc.gnu.org/svn/gcc/branches/redhat/gcc-4_7-branch@188193