[Bug c/88584] GCC thinks that the type is complete dispite shaddowing.

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88584

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
http://www.open-std.org/jtc1/sc22/wg14/docs/rr/dr_011.html